20177050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 40220640

約数和(自身を除く): 20043590

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 67, 95, 134, 190, 317, 335, 475, 634, 670, 950, 1273, 1585, 1675, 2546, 3170, 3350, 6023, 6365, 7925, 12046, 12730, 15850, 21239, 30115, 31825, 42478, 60230, 63650, 106195, 150575, 212390, 301150, 403541, 530975, 807082, 1061950, 2017705, 4035410, 10088525, 20177050]

約数ペア:

[(1, 20177050), (2, 10088525), (5, 4035410), (10, 2017705), (19, 1061950), (25, 807082), (38, 530975), (50, 403541), (67, 301150), (95, 212390), (134, 150575), (190, 106195), (317, 63650), (335, 60230), (475, 42478), (634, 31825), (670, 30115), (950, 21239), (1273, 15850), (1585, 12730), (1675, 12046), (2546, 7925), (3170, 6365), (3350, 6023)]