19849560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3121}}^1$

素因数の和:3188

約数の個数: 64

約数和(自身を含む): 60691680

約数和(自身を除く): 40842120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3121, 3180, 6242, 6360, 9363, 12484, 15605, 18726, 24968, 31210, 37452, 46815, 62420, 74904, 93630, 124840, 165413, 187260, 330826, 374520, 496239, 661652, 827065, 992478, 1323304, 1654130, 1984956, 2481195, 3308260, 3969912, 4962390, 6616520, 9924780, 19849560]

約数ペア:

[(1, 19849560), (2, 9924780), (3, 6616520), (4, 4962390), (5, 3969912), (6, 3308260), (8, 2481195), (10, 1984956), (12, 1654130), (15, 1323304), (20, 992478), (24, 827065), (30, 661652), (40, 496239), (53, 374520), (60, 330826), (106, 187260), (120, 165413), (159, 124840), (212, 93630), (265, 74904), (318, 62420), (424, 46815), (530, 37452), (636, 31210), (795, 24968), (1060, 18726), (1272, 15605), (1590, 12484), (2120, 9363), (3121, 6360), (3180, 6242)]