40945360

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3907}}^1$

素因数の和:4051

約数の個数: 40

約数和(自身を含む): 95949216

約数和(自身を除く): 55003856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3907, 5240, 7814, 10480, 15628, 19535, 31256, 39070, 62512, 78140, 156280, 312560, 511817, 1023634, 2047268, 2559085, 4094536, 5118170, 8189072, 10236340, 20472680, 40945360]

約数ペア:

[(1, 40945360), (2, 20472680), (4, 10236340), (5, 8189072), (8, 5118170), (10, 4094536), (16, 2559085), (20, 2047268), (40, 1023634), (80, 511817), (131, 312560), (262, 156280), (524, 78140), (655, 62512), (1048, 39070), (1310, 31256), (2096, 19535), (2620, 15628), (3907, 10480), (5240, 7814)]