56458780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 140652288

約数和(自身を除く): 84193508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 980, 1060, 1087, 1484, 1855, 2174, 2597, 3710, 4348, 5194, 5435, 7420, 7609, 10388, 10870, 12985, 15218, 21740, 25970, 30436, 38045, 51940, 53263, 57611, 76090, 106526, 115222, 152180, 213052, 230444, 266315, 288055, 403277, 532630, 576110, 806554, 1065260, 1152220, 1613108, 2016385, 2822939, 4032770, 5645878, 8065540, 11291756, 14114695, 28229390, 56458780]

約数ペア:

[(1, 56458780), (2, 28229390), (4, 14114695), (5, 11291756), (7, 8065540), (10, 5645878), (14, 4032770), (20, 2822939), (28, 2016385), (35, 1613108), (49, 1152220), (53, 1065260), (70, 806554), (98, 576110), (106, 532630), (140, 403277), (196, 288055), (212, 266315), (245, 230444), (265, 213052), (371, 152180), (490, 115222), (530, 106526), (742, 76090), (980, 57611), (1060, 53263), (1087, 51940), (1484, 38045), (1855, 30436), (2174, 25970), (2597, 21740), (3710, 15218), (4348, 12985), (5194, 10870), (5435, 10388), (7420, 7609)]