1375251020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 3488583168

約数和(自身を除く): 2113332148

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 65, 94, 110, 130, 143, 169, 188, 220, 235, 260, 286, 338, 470, 517, 572, 611, 676, 715, 787, 845, 940, 1034, 1222, 1430, 1574, 1690, 1859, 2068, 2444, 2585, 2860, 3055, 3148, 3380, 3718, 3935, 5170, 6110, 6721, 7436, 7870, 7943, 8657, 9295, 10231, 10340, 12220, 13442, 15740, 15886, 17314, 18590, 20462, 26884, 31772, 33605, 34628, 36989, 37180, 39715, 40924, 43285, 51155, 67210, 73978, 79430, 86570, 87373, 102310, 112541, 133003, 134420, 147956, 158860, 173140, 174746, 184945, 204620, 225082, 266006, 349492, 369890, 406879, 436865, 450164, 480857, 532012, 562705, 665015, 739780, 813758, 873730, 961714, 1125410, 1330030, 1463033, 1627516, 1747460, 1923428, 2034395, 2250820, 2404285, 2660060, 2926066, 4068790, 4808570, 5289427, 5852132, 6251141, 7315165, 8137580, 9617140, 10578854, 12502282, 14630330, 21157708, 25004564, 26447135, 29260660, 31255705, 52894270, 62511410, 68762551, 105788540, 125022820, 137525102, 275050204, 343812755, 687625510, 1375251020]

約数ペア:

[(1, 1375251020), (2, 687625510), (4, 343812755), (5, 275050204), (10, 137525102), (11, 125022820), (13, 105788540), (20, 68762551), (22, 62511410), (26, 52894270), (44, 31255705), (47, 29260660), (52, 26447135), (55, 25004564), (65, 21157708), (94, 14630330), (110, 12502282), (130, 10578854), (143, 9617140), (169, 8137580), (188, 7315165), (220, 6251141), (235, 5852132), (260, 5289427), (286, 4808570), (338, 4068790), (470, 2926066), (517, 2660060), (572, 2404285), (611, 2250820), (676, 2034395), (715, 1923428), (787, 1747460), (845, 1627516), (940, 1463033), (1034, 1330030), (1222, 1125410), (1430, 961714), (1574, 873730), (1690, 813758), (1859, 739780), (2068, 665015), (2444, 562705), (2585, 532012), (2860, 480857), (3055, 450164), (3148, 436865), (3380, 406879), (3718, 369890), (3935, 349492), (5170, 266006), (6110, 225082), (6721, 204620), (7436, 184945), (7870, 174746), (7943, 173140), (8657, 158860), (9295, 147956), (10231, 134420), (10340, 133003), (12220, 112541), (13442, 102310), (15740, 87373), (15886, 86570), (17314, 79430), (18590, 73978), (20462, 67210), (26884, 51155), (31772, 43285), (33605, 40924), (34628, 39715), (36989, 37180)]