2447120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 60

約数和(自身を含む): 6194916

約数和(自身を除く): 3747796

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 181, 208, 260, 338, 362, 520, 676, 724, 845, 905, 1040, 1352, 1448, 1690, 1810, 2353, 2704, 2896, 3380, 3620, 4706, 6760, 7240, 9412, 11765, 13520, 14480, 18824, 23530, 30589, 37648, 47060, 61178, 94120, 122356, 152945, 188240, 244712, 305890, 489424, 611780, 1223560, 2447120]

約数ペア:

[(1, 2447120), (2, 1223560), (4, 611780), (5, 489424), (8, 305890), (10, 244712), (13, 188240), (16, 152945), (20, 122356), (26, 94120), (40, 61178), (52, 47060), (65, 37648), (80, 30589), (104, 23530), (130, 18824), (169, 14480), (181, 13520), (208, 11765), (260, 9412), (338, 7240), (362, 6760), (520, 4706), (676, 3620), (724, 3380), (845, 2896), (905, 2704), (1040, 2353), (1352, 1810), (1448, 1690)]