40699400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{4153}}^1$

素因数の和:4183

約数の個数: 72

約数和(自身を含む): 110101770

約数和(自身を除く): 69402370

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4153, 4900, 8306, 9800, 16612, 20765, 29071, 33224, 41530, 58142, 83060, 103825, 116284, 145355, 166120, 203497, 207650, 232568, 290710, 406994, 415300, 581420, 726775, 813988, 830600, 1017485, 1162840, 1453550, 1627976, 2034970, 2907100, 4069940, 5087425, 5814200, 8139880, 10174850, 20349700, 40699400]

約数ペア:

[(1, 40699400), (2, 20349700), (4, 10174850), (5, 8139880), (7, 5814200), (8, 5087425), (10, 4069940), (14, 2907100), (20, 2034970), (25, 1627976), (28, 1453550), (35, 1162840), (40, 1017485), (49, 830600), (50, 813988), (56, 726775), (70, 581420), (98, 415300), (100, 406994), (140, 290710), (175, 232568), (196, 207650), (200, 203497), (245, 166120), (280, 145355), (350, 116284), (392, 103825), (490, 83060), (700, 58142), (980, 41530), (1225, 33224), (1400, 29071), (1960, 20765), (2450, 16612), (4153, 9800), (4900, 8306)]