396580380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{944239}}^1$

素因数の和:944258

約数の個数: 48

約数和(自身を含む): 1269058560

約数和(自身を除く): 872478180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 944239, 1888478, 2832717, 3776956, 4721195, 5665434, 6609673, 9442390, 11330868, 13219346, 14163585, 18884780, 19829019, 26438692, 28327170, 33048365, 39658038, 56654340, 66096730, 79316076, 99145095, 132193460, 198290190, 396580380]

約数ペア:

[(1, 396580380), (2, 198290190), (3, 132193460), (4, 99145095), (5, 79316076), (6, 66096730), (7, 56654340), (10, 39658038), (12, 33048365), (14, 28327170), (15, 26438692), (20, 19829019), (21, 18884780), (28, 14163585), (30, 13219346), (35, 11330868), (42, 9442390), (60, 6609673), (70, 5665434), (84, 4721195), (105, 3776956), (140, 2832717), (210, 1888478), (420, 944239)]