488673020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{1787}}^1$

素因数の和:1931

約数の個数: 72

約数和(自身を含む): 1138605552

約数和(自身を除く): 649932532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 121, 220, 226, 242, 452, 484, 565, 605, 1130, 1210, 1243, 1787, 2260, 2420, 2486, 3574, 4972, 6215, 7148, 8935, 12430, 13673, 17870, 19657, 24860, 27346, 35740, 39314, 54692, 68365, 78628, 98285, 136730, 196570, 201931, 216227, 273460, 393140, 403862, 432454, 807724, 864908, 1009655, 1081135, 2019310, 2162270, 2221241, 4038620, 4324540, 4442482, 8884964, 11106205, 22212410, 24433651, 44424820, 48867302, 97734604, 122168255, 244336510, 488673020]

約数ペア:

[(1, 488673020), (2, 244336510), (4, 122168255), (5, 97734604), (10, 48867302), (11, 44424820), (20, 24433651), (22, 22212410), (44, 11106205), (55, 8884964), (110, 4442482), (113, 4324540), (121, 4038620), (220, 2221241), (226, 2162270), (242, 2019310), (452, 1081135), (484, 1009655), (565, 864908), (605, 807724), (1130, 432454), (1210, 403862), (1243, 393140), (1787, 273460), (2260, 216227), (2420, 201931), (2486, 196570), (3574, 136730), (4972, 98285), (6215, 78628), (7148, 68365), (8935, 54692), (12430, 39314), (13673, 35740), (17870, 27346), (19657, 24860)]