20944530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7507}}^1$

素因数の和:7551

約数の個数: 48

約数和(自身を含む): 56219904

約数和(自身を除く): 35275374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7507, 15014, 22521, 37535, 45042, 67563, 75070, 112605, 135126, 225210, 232717, 337815, 465434, 675630, 698151, 1163585, 1396302, 2094453, 2327170, 3490755, 4188906, 6981510, 10472265, 20944530]

約数ペア:

[(1, 20944530), (2, 10472265), (3, 6981510), (5, 4188906), (6, 3490755), (9, 2327170), (10, 2094453), (15, 1396302), (18, 1163585), (30, 698151), (31, 675630), (45, 465434), (62, 337815), (90, 232717), (93, 225210), (155, 135126), (186, 112605), (279, 75070), (310, 67563), (465, 45042), (558, 37535), (930, 22521), (1395, 15014), (2790, 7507)]