7287830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 15225840

約数和(自身を除く): 7938010

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 317, 418, 605, 634, 1045, 1210, 1585, 2090, 2299, 3170, 3487, 4598, 6023, 6974, 11495, 12046, 17435, 22990, 30115, 34870, 38357, 60230, 66253, 76714, 132506, 191785, 331265, 383570, 662530, 728783, 1457566, 3643915, 7287830]

約数ペア:

[(1, 7287830), (2, 3643915), (5, 1457566), (10, 728783), (11, 662530), (19, 383570), (22, 331265), (38, 191785), (55, 132506), (95, 76714), (110, 66253), (121, 60230), (190, 38357), (209, 34870), (242, 30115), (317, 22990), (418, 17435), (605, 12046), (634, 11495), (1045, 6974), (1210, 6023), (1585, 4598), (2090, 3487), (2299, 3170)]