19763340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3701}}^1$

素因数の和:3802

約数の個数: 48

約数和(自身を含む): 55974240

約数和(自身を除く): 36210900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3701, 5340, 7402, 11103, 14804, 18505, 22206, 37010, 44412, 55515, 74020, 111030, 222060, 329389, 658778, 988167, 1317556, 1646945, 1976334, 3293890, 3952668, 4940835, 6587780, 9881670, 19763340]

約数ペア:

[(1, 19763340), (2, 9881670), (3, 6587780), (4, 4940835), (5, 3952668), (6, 3293890), (10, 1976334), (12, 1646945), (15, 1317556), (20, 988167), (30, 658778), (60, 329389), (89, 222060), (178, 111030), (267, 74020), (356, 55515), (445, 44412), (534, 37010), (890, 22206), (1068, 18505), (1335, 14804), (1780, 11103), (2670, 7402), (3701, 5340)]