40388790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103561}}^1$

素因数の和:103584

約数の個数: 32

約数和(自身を含む): 104390496

約数和(自身を除く): 64001706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 103561, 207122, 310683, 517805, 621366, 1035610, 1346293, 1553415, 2692586, 3106830, 4038879, 6731465, 8077758, 13462930, 20194395, 40388790]

約数ペア:

[(1, 40388790), (2, 20194395), (3, 13462930), (5, 8077758), (6, 6731465), (10, 4038879), (13, 3106830), (15, 2692586), (26, 1553415), (30, 1346293), (39, 1035610), (65, 621366), (78, 517805), (130, 310683), (195, 207122), (390, 103561)]