187027880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21157}}^1$

素因数の和:21198

約数の個数: 64

約数和(自身を含む): 479863440

約数和(自身を除く): 292835560

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 21157, 42314, 84628, 105785, 169256, 211570, 275041, 359669, 423140, 550082, 719338, 846280, 1100164, 1375205, 1438676, 1798345, 2200328, 2750410, 2877352, 3596690, 4675697, 5500820, 7193380, 9351394, 11001640, 14386760, 18702788, 23378485, 37405576, 46756970, 93513940, 187027880]

約数ペア:

[(1, 187027880), (2, 93513940), (4, 46756970), (5, 37405576), (8, 23378485), (10, 18702788), (13, 14386760), (17, 11001640), (20, 9351394), (26, 7193380), (34, 5500820), (40, 4675697), (52, 3596690), (65, 2877352), (68, 2750410), (85, 2200328), (104, 1798345), (130, 1438676), (136, 1375205), (170, 1100164), (221, 846280), (260, 719338), (340, 550082), (442, 423140), (520, 359669), (680, 275041), (884, 211570), (1105, 169256), (1768, 105785), (2210, 84628), (4420, 42314), (8840, 21157)]