19574750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 41670720

約数和(自身を除く): 22095970

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 317, 325, 475, 494, 634, 650, 950, 1235, 1585, 1625, 2375, 2470, 3170, 3250, 4121, 4750, 6023, 6175, 7925, 8242, 12046, 12350, 15850, 20605, 30115, 30875, 39625, 41210, 60230, 61750, 78299, 79250, 103025, 150575, 156598, 206050, 301150, 391495, 515125, 752875, 782990, 1030250, 1505750, 1957475, 3914950, 9787375, 19574750]

約数ペア:

[(1, 19574750), (2, 9787375), (5, 3914950), (10, 1957475), (13, 1505750), (19, 1030250), (25, 782990), (26, 752875), (38, 515125), (50, 391495), (65, 301150), (95, 206050), (125, 156598), (130, 150575), (190, 103025), (247, 79250), (250, 78299), (317, 61750), (325, 60230), (475, 41210), (494, 39625), (634, 30875), (650, 30115), (950, 20605), (1235, 15850), (1585, 12350), (1625, 12046), (2375, 8242), (2470, 7925), (3170, 6175), (3250, 6023), (4121, 4750)]