11760980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 31370976

約数和(自身を除く): 19609996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1091, 1540, 2156, 2182, 2695, 4364, 5390, 5455, 7637, 10780, 10910, 12001, 15274, 21820, 24002, 30548, 38185, 48004, 53459, 60005, 76370, 84007, 106918, 120010, 152740, 168014, 213836, 240020, 267295, 336028, 420035, 534590, 588049, 840070, 1069180, 1176098, 1680140, 2352196, 2940245, 5880490, 11760980]

約数ペア:

[(1, 11760980), (2, 5880490), (4, 2940245), (5, 2352196), (7, 1680140), (10, 1176098), (11, 1069180), (14, 840070), (20, 588049), (22, 534590), (28, 420035), (35, 336028), (44, 267295), (49, 240020), (55, 213836), (70, 168014), (77, 152740), (98, 120010), (110, 106918), (140, 84007), (154, 76370), (196, 60005), (220, 53459), (245, 48004), (308, 38185), (385, 30548), (490, 24002), (539, 21820), (770, 15274), (980, 12001), (1078, 10910), (1091, 10780), (1540, 7637), (2156, 5455), (2182, 5390), (2695, 4364)]