719528060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{4241}}^1$

素因数の和:4766

約数の個数: 48

約数和(自身を含む): 1603476000

約数和(自身を除く): 883947940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 499, 998, 1996, 2495, 4241, 4990, 8482, 8483, 9980, 16964, 16966, 21205, 33932, 42410, 42415, 72097, 84820, 84830, 144194, 169660, 288388, 360485, 720970, 1441940, 2116259, 4232518, 8465036, 10581295, 21162590, 35976403, 42325180, 71952806, 143905612, 179882015, 359764030, 719528060]

約数ペア:

[(1, 719528060), (2, 359764030), (4, 179882015), (5, 143905612), (10, 71952806), (17, 42325180), (20, 35976403), (34, 21162590), (68, 10581295), (85, 8465036), (170, 4232518), (340, 2116259), (499, 1441940), (998, 720970), (1996, 360485), (2495, 288388), (4241, 169660), (4990, 144194), (8482, 84830), (8483, 84820), (9980, 72097), (16964, 42415), (16966, 42410), (21205, 33932)]