13703020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1050

約数の個数: 48

約数和(自身を含む): 31243968

約数和(自身を除く): 17540948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 983, 1394, 1966, 2788, 3485, 3932, 4915, 6970, 9830, 13940, 16711, 19660, 33422, 40303, 66844, 80606, 83555, 161212, 167110, 201515, 334220, 403030, 685151, 806060, 1370302, 2740604, 3425755, 6851510, 13703020]

約数ペア:

[(1, 13703020), (2, 6851510), (4, 3425755), (5, 2740604), (10, 1370302), (17, 806060), (20, 685151), (34, 403030), (41, 334220), (68, 201515), (82, 167110), (85, 161212), (164, 83555), (170, 80606), (205, 66844), (340, 40303), (410, 33422), (697, 19660), (820, 16711), (983, 13940), (1394, 9830), (1966, 6970), (2788, 4915), (3485, 3932)]