7671920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2339}}^1$

素因数の和:2393

約数の個数: 40

約数和(自身を含む): 18280080

約数和(自身を除く): 10608160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2339, 3280, 4678, 9356, 11695, 18712, 23390, 37424, 46780, 93560, 95899, 187120, 191798, 383596, 479495, 767192, 958990, 1534384, 1917980, 3835960, 7671920]

約数ペア:

[(1, 7671920), (2, 3835960), (4, 1917980), (5, 1534384), (8, 958990), (10, 767192), (16, 479495), (20, 383596), (40, 191798), (41, 187120), (80, 95899), (82, 93560), (164, 46780), (205, 37424), (328, 23390), (410, 18712), (656, 11695), (820, 9356), (1640, 4678), (2339, 3280)]