56219020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1787}}^1$

素因数の和:1831

約数の個数: 72

約数和(自身を含む): 139828752

約数和(自身を除く): 83609732

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 1787, 2420, 2860, 3146, 3574, 6292, 7148, 7865, 8935, 15730, 17870, 19657, 23231, 31460, 35740, 39314, 46462, 78628, 92924, 98285, 116155, 196570, 216227, 232310, 255541, 393140, 432454, 464620, 511082, 864908, 1022164, 1081135, 1277705, 2162270, 2555410, 2810951, 4324540, 5110820, 5621902, 11243804, 14054755, 28109510, 56219020]

約数ペア:

[(1, 56219020), (2, 28109510), (4, 14054755), (5, 11243804), (10, 5621902), (11, 5110820), (13, 4324540), (20, 2810951), (22, 2555410), (26, 2162270), (44, 1277705), (52, 1081135), (55, 1022164), (65, 864908), (110, 511082), (121, 464620), (130, 432454), (143, 393140), (220, 255541), (242, 232310), (260, 216227), (286, 196570), (484, 116155), (572, 98285), (605, 92924), (715, 78628), (1210, 46462), (1430, 39314), (1573, 35740), (1787, 31460), (2420, 23231), (2860, 19657), (3146, 17870), (3574, 15730), (6292, 8935), (7148, 7865)]