2049019020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{14071}}^1$

素因数の和:14895

約数の個数: 72

約数和(自身を含む): 6223482720

約数和(自身を除く): 4174463700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 809, 1618, 2427, 3236, 4045, 4854, 7281, 8090, 9708, 12135, 14071, 14562, 16180, 24270, 28142, 29124, 36405, 42213, 48540, 56284, 70355, 72810, 84426, 126639, 140710, 145620, 168852, 211065, 253278, 281420, 422130, 506556, 633195, 844260, 1266390, 2532780, 11383439, 22766878, 34150317, 45533756, 56917195, 68300634, 102450951, 113834390, 136601268, 170751585, 204901902, 227668780, 341503170, 409803804, 512254755, 683006340, 1024509510, 2049019020]

約数ペア:

[(1, 2049019020), (2, 1024509510), (3, 683006340), (4, 512254755), (5, 409803804), (6, 341503170), (9, 227668780), (10, 204901902), (12, 170751585), (15, 136601268), (18, 113834390), (20, 102450951), (30, 68300634), (36, 56917195), (45, 45533756), (60, 34150317), (90, 22766878), (180, 11383439), (809, 2532780), (1618, 1266390), (2427, 844260), (3236, 633195), (4045, 506556), (4854, 422130), (7281, 281420), (8090, 253278), (9708, 211065), (12135, 168852), (14071, 145620), (14562, 140710), (16180, 126639), (24270, 84426), (28142, 72810), (29124, 70355), (36405, 56284), (42213, 48540)]