1261744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 2731968

約数和(自身を除く): 1470224

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 107, 134, 176, 214, 268, 428, 536, 737, 856, 1072, 1177, 1474, 1712, 2354, 2948, 4708, 5896, 7169, 9416, 11792, 14338, 18832, 28676, 57352, 78859, 114704, 157718, 315436, 630872, 1261744]

約数ペア:

[(1, 1261744), (2, 630872), (4, 315436), (8, 157718), (11, 114704), (16, 78859), (22, 57352), (44, 28676), (67, 18832), (88, 14338), (107, 11792), (134, 9416), (176, 7169), (214, 5896), (268, 4708), (428, 2948), (536, 2354), (737, 1712), (856, 1474), (1072, 1177)]