1909701760

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 4679596800

約数和(自身を除く): 2769895040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 107, 128, 158, 160, 214, 316, 320, 353, 395, 428, 535, 632, 640, 706, 790, 856, 1070, 1264, 1412, 1580, 1712, 1765, 2140, 2528, 2824, 3160, 3424, 3530, 4280, 5056, 5648, 6320, 6848, 7060, 8453, 8560, 10112, 11296, 12640, 13696, 14120, 16906, 17120, 22592, 25280, 27887, 28240, 33812, 34240, 37771, 42265, 45184, 50560, 55774, 56480, 67624, 68480, 75542, 84530, 111548, 112960, 135248, 139435, 151084, 169060, 188855, 223096, 225920, 270496, 278870, 302168, 338120, 377710, 446192, 540992, 557740, 604336, 676240, 755420, 892384, 1081984, 1115480, 1208672, 1352480, 1510840, 1784768, 2230960, 2417344, 2704960, 2983909, 3021680, 3569536, 4461920, 4834688, 5409920, 5967818, 6043360, 8923840, 11935636, 12086720, 14919545, 17847680, 23871272, 24173440, 29839090, 47742544, 59678180, 95485088, 119356360, 190970176, 238712720, 381940352, 477425440, 954850880, 1909701760]

約数ペア:

[(1, 1909701760), (2, 954850880), (4, 477425440), (5, 381940352), (8, 238712720), (10, 190970176), (16, 119356360), (20, 95485088), (32, 59678180), (40, 47742544), (64, 29839090), (79, 24173440), (80, 23871272), (107, 17847680), (128, 14919545), (158, 12086720), (160, 11935636), (214, 8923840), (316, 6043360), (320, 5967818), (353, 5409920), (395, 4834688), (428, 4461920), (535, 3569536), (632, 3021680), (640, 2983909), (706, 2704960), (790, 2417344), (856, 2230960), (1070, 1784768), (1264, 1510840), (1412, 1352480), (1580, 1208672), (1712, 1115480), (1765, 1081984), (2140, 892384), (2528, 755420), (2824, 676240), (3160, 604336), (3424, 557740), (3530, 540992), (4280, 446192), (5056, 377710), (5648, 338120), (6320, 302168), (6848, 278870), (7060, 270496), (8453, 225920), (8560, 223096), (10112, 188855), (11296, 169060), (12640, 151084), (13696, 139435), (14120, 135248), (16906, 112960), (17120, 111548), (22592, 84530), (25280, 75542), (27887, 68480), (28240, 67624), (33812, 56480), (34240, 55774), (37771, 50560), (42265, 45184)]