17871080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 43681680

約数和(自身を除く): 25810600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 641, 680, 697, 820, 1282, 1394, 1640, 2564, 2788, 3205, 3485, 5128, 5576, 6410, 6970, 10897, 12820, 13940, 21794, 25640, 26281, 27880, 43588, 52562, 54485, 87176, 105124, 108970, 131405, 210248, 217940, 262810, 435880, 446777, 525620, 893554, 1051240, 1787108, 2233885, 3574216, 4467770, 8935540, 17871080]

約数ペア:

[(1, 17871080), (2, 8935540), (4, 4467770), (5, 3574216), (8, 2233885), (10, 1787108), (17, 1051240), (20, 893554), (34, 525620), (40, 446777), (41, 435880), (68, 262810), (82, 217940), (85, 210248), (136, 131405), (164, 108970), (170, 105124), (205, 87176), (328, 54485), (340, 52562), (410, 43588), (641, 27880), (680, 26281), (697, 25640), (820, 21794), (1282, 13940), (1394, 12820), (1640, 10897), (2564, 6970), (2788, 6410), (3205, 5576), (3485, 5128)]