408069020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{4241}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 910774368

約数和(自身を除く): 502705348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 283, 340, 566, 1132, 1415, 2830, 4241, 4811, 5660, 8482, 9622, 16964, 19244, 21205, 24055, 42410, 48110, 72097, 84820, 96220, 144194, 288388, 360485, 720970, 1200203, 1441940, 2400406, 4800812, 6001015, 12002030, 20403451, 24004060, 40806902, 81613804, 102017255, 204034510, 408069020]

約数ペア:

[(1, 408069020), (2, 204034510), (4, 102017255), (5, 81613804), (10, 40806902), (17, 24004060), (20, 20403451), (34, 12002030), (68, 6001015), (85, 4800812), (170, 2400406), (283, 1441940), (340, 1200203), (566, 720970), (1132, 360485), (1415, 288388), (2830, 144194), (4241, 96220), (4811, 84820), (5660, 72097), (8482, 48110), (9622, 42410), (16964, 24055), (19244, 21205)]