2797750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 48

約数和(自身を含む): 5705856

約数和(自身を除く): 2908106

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 125, 155, 190, 250, 310, 361, 475, 589, 722, 775, 950, 1178, 1550, 1805, 2375, 2945, 3610, 3875, 4750, 5890, 7750, 9025, 11191, 14725, 18050, 22382, 29450, 45125, 55955, 73625, 90250, 111910, 147250, 279775, 559550, 1398875, 2797750]

約数ペア:

[(1, 2797750), (2, 1398875), (5, 559550), (10, 279775), (19, 147250), (25, 111910), (31, 90250), (38, 73625), (50, 55955), (62, 45125), (95, 29450), (125, 22382), (155, 18050), (190, 14725), (250, 11191), (310, 9025), (361, 7750), (475, 5890), (589, 4750), (722, 3875), (775, 3610), (950, 2945), (1178, 2375), (1550, 1805)]