27938220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 80470992

約数和(自身を除く): 52532772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 277, 410, 492, 554, 615, 820, 831, 1108, 1230, 1385, 1662, 1681, 2460, 2770, 3324, 3362, 4155, 5043, 5540, 6724, 8310, 8405, 10086, 11357, 16620, 16810, 20172, 22714, 25215, 33620, 34071, 45428, 50430, 56785, 68142, 100860, 113570, 136284, 170355, 227140, 340710, 465637, 681420, 931274, 1396911, 1862548, 2328185, 2793822, 4656370, 5587644, 6984555, 9312740, 13969110, 27938220]

約数ペア:

[(1, 27938220), (2, 13969110), (3, 9312740), (4, 6984555), (5, 5587644), (6, 4656370), (10, 2793822), (12, 2328185), (15, 1862548), (20, 1396911), (30, 931274), (41, 681420), (60, 465637), (82, 340710), (123, 227140), (164, 170355), (205, 136284), (246, 113570), (277, 100860), (410, 68142), (492, 56785), (554, 50430), (615, 45428), (820, 34071), (831, 33620), (1108, 25215), (1230, 22714), (1385, 20172), (1662, 16810), (1681, 16620), (2460, 11357), (2770, 10086), (3324, 8405), (3362, 8310), (4155, 6724), (5043, 5540)]