13959920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 36164352

約数和(自身を除く): 22204432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 433, 496, 520, 620, 806, 866, 1040, 1240, 1612, 1732, 2015, 2165, 2480, 3224, 3464, 4030, 4330, 5629, 6448, 6928, 8060, 8660, 11258, 13423, 16120, 17320, 22516, 26846, 28145, 32240, 34640, 45032, 53692, 56290, 67115, 90064, 107384, 112580, 134230, 174499, 214768, 225160, 268460, 348998, 450320, 536920, 697996, 872495, 1073840, 1395992, 1744990, 2791984, 3489980, 6979960, 13959920]

約数ペア:

[(1, 13959920), (2, 6979960), (4, 3489980), (5, 2791984), (8, 1744990), (10, 1395992), (13, 1073840), (16, 872495), (20, 697996), (26, 536920), (31, 450320), (40, 348998), (52, 268460), (62, 225160), (65, 214768), (80, 174499), (104, 134230), (124, 112580), (130, 107384), (155, 90064), (208, 67115), (248, 56290), (260, 53692), (310, 45032), (403, 34640), (433, 32240), (496, 28145), (520, 26846), (620, 22516), (806, 17320), (866, 16120), (1040, 13423), (1240, 11258), (1612, 8660), (1732, 8060), (2015, 6928), (2165, 6448), (2480, 5629), (3224, 4330), (3464, 4030)]