28600390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 64665216

約数和(自身を除く): 36064826

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 455, 530, 593, 689, 742, 910, 1186, 1378, 1855, 2965, 3445, 3710, 4151, 4823, 5930, 6890, 7709, 8302, 9646, 15418, 20755, 24115, 31429, 38545, 41510, 48230, 53963, 62858, 77090, 107926, 157145, 220003, 269815, 314290, 408577, 440006, 539630, 817154, 1100015, 2042885, 2200030, 2860039, 4085770, 5720078, 14300195, 28600390]

約数ペア:

[(1, 28600390), (2, 14300195), (5, 5720078), (7, 4085770), (10, 2860039), (13, 2200030), (14, 2042885), (26, 1100015), (35, 817154), (53, 539630), (65, 440006), (70, 408577), (91, 314290), (106, 269815), (130, 220003), (182, 157145), (265, 107926), (371, 77090), (455, 62858), (530, 53963), (593, 48230), (689, 41510), (742, 38545), (910, 31429), (1186, 24115), (1378, 20755), (1855, 15418), (2965, 9646), (3445, 8302), (3710, 7709), (4151, 6890), (4823, 5930)]