6426920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 15344640

約数和(自身を除く): 8917720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 73, 124, 142, 146, 155, 248, 284, 292, 310, 355, 365, 568, 584, 620, 710, 730, 1240, 1420, 1460, 2201, 2263, 2840, 2920, 4402, 4526, 5183, 8804, 9052, 10366, 11005, 11315, 17608, 18104, 20732, 22010, 22630, 25915, 41464, 44020, 45260, 51830, 88040, 90520, 103660, 160673, 207320, 321346, 642692, 803365, 1285384, 1606730, 3213460, 6426920]

約数ペア:

[(1, 6426920), (2, 3213460), (4, 1606730), (5, 1285384), (8, 803365), (10, 642692), (20, 321346), (31, 207320), (40, 160673), (62, 103660), (71, 90520), (73, 88040), (124, 51830), (142, 45260), (146, 44020), (155, 41464), (248, 25915), (284, 22630), (292, 22010), (310, 20732), (355, 18104), (365, 17608), (568, 11315), (584, 11005), (620, 10366), (710, 9052), (730, 8804), (1240, 5183), (1420, 4526), (1460, 4402), (2201, 2920), (2263, 2840)]