12803960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24623}}^1$

素因数の和:24647

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 18222280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24623, 49246, 98492, 123115, 196984, 246230, 320099, 492460, 640198, 984920, 1280396, 1600495, 2560792, 3200990, 6401980, 12803960]

約数ペア:

[(1, 12803960), (2, 6401980), (4, 3200990), (5, 2560792), (8, 1600495), (10, 1280396), (13, 984920), (20, 640198), (26, 492460), (40, 320099), (52, 246230), (65, 196984), (104, 123115), (130, 98492), (260, 49246), (520, 24623)]