1567808720

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{248071}}^1$

素因数の和:248163

約数の個数: 40

約数和(自身を含む): 3691311360

約数和(自身を除く): 2123502640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 248071, 496142, 992284, 1240355, 1984568, 2480710, 3969136, 4961420, 9922840, 19597609, 19845680, 39195218, 78390436, 97988045, 156780872, 195976090, 313561744, 391952180, 783904360, 1567808720]

約数ペア:

[(1, 1567808720), (2, 783904360), (4, 391952180), (5, 313561744), (8, 195976090), (10, 156780872), (16, 97988045), (20, 78390436), (40, 39195218), (79, 19845680), (80, 19597609), (158, 9922840), (316, 4961420), (395, 3969136), (632, 2480710), (790, 1984568), (1264, 1240355), (1580, 992284), (3160, 496142), (6320, 248071)]