3914950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 8280720

約数和(自身を除く): 4365770

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 317, 325, 475, 494, 634, 650, 950, 1235, 1585, 2470, 3170, 4121, 6023, 6175, 7925, 8242, 12046, 12350, 15850, 20605, 30115, 41210, 60230, 78299, 103025, 150575, 156598, 206050, 301150, 391495, 782990, 1957475, 3914950]

約数ペア:

[(1, 3914950), (2, 1957475), (5, 782990), (10, 391495), (13, 301150), (19, 206050), (25, 156598), (26, 150575), (38, 103025), (50, 78299), (65, 60230), (95, 41210), (130, 30115), (190, 20605), (247, 15850), (317, 12350), (325, 12046), (475, 8242), (494, 7925), (634, 6175), (650, 6023), (950, 4121), (1235, 3170), (1585, 2470)]