278322830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{4621}}^1$

素因数の和:4964

約数の個数: 32

約数和(自身を含む): 529126560

約数和(自身を除く): 250803730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 317, 634, 1585, 3170, 4621, 6023, 9242, 12046, 23105, 30115, 46210, 60230, 87799, 175598, 438995, 877990, 1464857, 2929714, 7324285, 14648570, 27832283, 55664566, 139161415, 278322830]

約数ペア:

[(1, 278322830), (2, 139161415), (5, 55664566), (10, 27832283), (19, 14648570), (38, 7324285), (95, 2929714), (190, 1464857), (317, 877990), (634, 438995), (1585, 175598), (3170, 87799), (4621, 60230), (6023, 46210), (9242, 30115), (12046, 23105)]