40661820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1013}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 124016256

約数和(自身を除く): 83354436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1013, 1115, 1338, 2007, 2026, 2230, 2676, 3039, 3345, 4014, 4052, 4460, 5065, 6078, 6690, 8028, 9117, 10035, 10130, 12156, 13380, 15195, 18234, 20070, 20260, 30390, 36468, 40140, 45585, 60780, 91170, 182340, 225899, 451798, 677697, 903596, 1129495, 1355394, 2033091, 2258990, 2710788, 3388485, 4066182, 4517980, 6776970, 8132364, 10165455, 13553940, 20330910, 40661820]

約数ペア:

[(1, 40661820), (2, 20330910), (3, 13553940), (4, 10165455), (5, 8132364), (6, 6776970), (9, 4517980), (10, 4066182), (12, 3388485), (15, 2710788), (18, 2258990), (20, 2033091), (30, 1355394), (36, 1129495), (45, 903596), (60, 677697), (90, 451798), (180, 225899), (223, 182340), (446, 91170), (669, 60780), (892, 45585), (1013, 40140), (1115, 36468), (1338, 30390), (2007, 20260), (2026, 20070), (2230, 18234), (2676, 15195), (3039, 13380), (3345, 12156), (4014, 10130), (4052, 10035), (4460, 9117), (5065, 8028), (6078, 6690)]