4627480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 12247200

約数和(自身を除く): 7619720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 809, 1144, 1430, 1618, 2860, 3236, 4045, 5720, 6472, 8090, 8899, 10517, 16180, 17798, 21034, 32360, 35596, 42068, 44495, 52585, 71192, 84136, 88990, 105170, 115687, 177980, 210340, 231374, 355960, 420680, 462748, 578435, 925496, 1156870, 2313740, 4627480]

約数ペア:

[(1, 4627480), (2, 2313740), (4, 1156870), (5, 925496), (8, 578435), (10, 462748), (11, 420680), (13, 355960), (20, 231374), (22, 210340), (26, 177980), (40, 115687), (44, 105170), (52, 88990), (55, 84136), (65, 71192), (88, 52585), (104, 44495), (110, 42068), (130, 35596), (143, 32360), (220, 21034), (260, 17798), (286, 16180), (440, 10517), (520, 8899), (572, 8090), (715, 6472), (809, 5720), (1144, 4045), (1430, 3236), (1618, 2860)]