19473900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 56871360

約数和(自身を除く): 37397460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 139, 150, 278, 300, 417, 467, 556, 695, 834, 934, 1390, 1401, 1668, 1868, 2085, 2335, 2780, 2802, 3475, 4170, 4670, 5604, 6950, 7005, 8340, 9340, 10425, 11675, 13900, 14010, 20850, 23350, 28020, 35025, 41700, 46700, 64913, 70050, 129826, 140100, 194739, 259652, 324565, 389478, 649130, 778956, 973695, 1298260, 1622825, 1947390, 3245650, 3894780, 4868475, 6491300, 9736950, 19473900]

約数ペア:

[(1, 19473900), (2, 9736950), (3, 6491300), (4, 4868475), (5, 3894780), (6, 3245650), (10, 1947390), (12, 1622825), (15, 1298260), (20, 973695), (25, 778956), (30, 649130), (50, 389478), (60, 324565), (75, 259652), (100, 194739), (139, 140100), (150, 129826), (278, 70050), (300, 64913), (417, 46700), (467, 41700), (556, 35025), (695, 28020), (834, 23350), (934, 20850), (1390, 14010), (1401, 13900), (1668, 11675), (1868, 10425), (2085, 9340), (2335, 8340), (2780, 7005), (2802, 6950), (3475, 5604), (4170, 4670)]