1203280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 3063420

約数和(自身を除く): 1860140

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 89, 104, 130, 169, 178, 208, 260, 338, 356, 445, 520, 676, 712, 845, 890, 1040, 1157, 1352, 1424, 1690, 1780, 2314, 2704, 3380, 3560, 4628, 5785, 6760, 7120, 9256, 11570, 13520, 15041, 18512, 23140, 30082, 46280, 60164, 75205, 92560, 120328, 150410, 240656, 300820, 601640, 1203280]

約数ペア:

[(1, 1203280), (2, 601640), (4, 300820), (5, 240656), (8, 150410), (10, 120328), (13, 92560), (16, 75205), (20, 60164), (26, 46280), (40, 30082), (52, 23140), (65, 18512), (80, 15041), (89, 13520), (104, 11570), (130, 9256), (169, 7120), (178, 6760), (208, 5785), (260, 4628), (338, 3560), (356, 3380), (445, 2704), (520, 2314), (676, 1780), (712, 1690), (845, 1424), (890, 1352), (1040, 1157)]