3345520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 8570880

約数和(自身を除く): 5225360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 71, 76, 80, 95, 124, 142, 152, 155, 190, 248, 284, 304, 310, 355, 380, 496, 568, 589, 620, 710, 760, 1136, 1178, 1240, 1349, 1420, 1520, 2201, 2356, 2480, 2698, 2840, 2945, 4402, 4712, 5396, 5680, 5890, 6745, 8804, 9424, 10792, 11005, 11780, 13490, 17608, 21584, 22010, 23560, 26980, 35216, 41819, 44020, 47120, 53960, 83638, 88040, 107920, 167276, 176080, 209095, 334552, 418190, 669104, 836380, 1672760, 3345520]

約数ペア:

[(1, 3345520), (2, 1672760), (4, 836380), (5, 669104), (8, 418190), (10, 334552), (16, 209095), (19, 176080), (20, 167276), (31, 107920), (38, 88040), (40, 83638), (62, 53960), (71, 47120), (76, 44020), (80, 41819), (95, 35216), (124, 26980), (142, 23560), (152, 22010), (155, 21584), (190, 17608), (248, 13490), (284, 11780), (304, 11005), (310, 10792), (355, 9424), (380, 8804), (496, 6745), (568, 5890), (589, 5680), (620, 5396), (710, 4712), (760, 4402), (1136, 2945), (1178, 2840), (1240, 2698), (1349, 2480), (1420, 2356), (1520, 2201)]