12436953980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1\times {\mathrm{1087}}^1$

素因数の和:1635

約数の個数: 96

約数和(自身を含む): 28808220672

約数和(自身を除く): 16371266692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 397, 524, 655, 794, 1087, 1310, 1441, 1588, 1985, 2174, 2620, 2882, 3970, 4348, 4367, 5435, 5764, 7205, 7940, 8734, 10870, 11957, 14410, 17468, 21740, 21835, 23914, 28820, 43670, 47828, 52007, 59785, 87340, 104014, 119570, 142397, 208028, 239140, 260035, 284794, 431539, 520070, 569588, 572077, 711985, 863078, 1040140, 1144154, 1423970, 1566367, 1726156, 2157695, 2288308, 2847940, 2860385, 3132734, 4315390, 4746929, 5720770, 6265468, 7831835, 8630780, 9493858, 11441540, 15663670, 18987716, 23734645, 31327340, 47469290, 56531609, 94938580, 113063218, 226126436, 282658045, 565316090, 621847699, 1130632180, 1243695398, 2487390796, 3109238495, 6218476990, 12436953980]

約数ペア:

[(1, 12436953980), (2, 6218476990), (4, 3109238495), (5, 2487390796), (10, 1243695398), (11, 1130632180), (20, 621847699), (22, 565316090), (44, 282658045), (55, 226126436), (110, 113063218), (131, 94938580), (220, 56531609), (262, 47469290), (397, 31327340), (524, 23734645), (655, 18987716), (794, 15663670), (1087, 11441540), (1310, 9493858), (1441, 8630780), (1588, 7831835), (1985, 6265468), (2174, 5720770), (2620, 4746929), (2882, 4315390), (3970, 3132734), (4348, 2860385), (4367, 2847940), (5435, 2288308), (5764, 2157695), (7205, 1726156), (7940, 1566367), (8734, 1423970), (10870, 1144154), (11957, 1040140), (14410, 863078), (17468, 711985), (21740, 572077), (21835, 569588), (23914, 520070), (28820, 431539), (43670, 284794), (47828, 260035), (52007, 239140), (59785, 208028), (87340, 142397), (104014, 119570)]