22220360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 54295920

約数和(自身を除く): 32075560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 797, 820, 1394, 1594, 1640, 2788, 3188, 3485, 3985, 5576, 6376, 6970, 7970, 13549, 13940, 15940, 27098, 27880, 31880, 32677, 54196, 65354, 67745, 108392, 130708, 135490, 163385, 261416, 270980, 326770, 541960, 555509, 653540, 1111018, 1307080, 2222036, 2777545, 4444072, 5555090, 11110180, 22220360]

約数ペア:

[(1, 22220360), (2, 11110180), (4, 5555090), (5, 4444072), (8, 2777545), (10, 2222036), (17, 1307080), (20, 1111018), (34, 653540), (40, 555509), (41, 541960), (68, 326770), (82, 270980), (85, 261416), (136, 163385), (164, 135490), (170, 130708), (205, 108392), (328, 67745), (340, 65354), (410, 54196), (680, 32677), (697, 31880), (797, 27880), (820, 27098), (1394, 15940), (1594, 13940), (1640, 13549), (2788, 7970), (3188, 6970), (3485, 6376), (3985, 5576)]