885560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 2174040

約数和(自身を除く): 1288480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 169, 260, 262, 338, 520, 524, 655, 676, 845, 1048, 1310, 1352, 1690, 1703, 2620, 3380, 3406, 5240, 6760, 6812, 8515, 13624, 17030, 22139, 34060, 44278, 68120, 88556, 110695, 177112, 221390, 442780, 885560]

約数ペア:

[(1, 885560), (2, 442780), (4, 221390), (5, 177112), (8, 110695), (10, 88556), (13, 68120), (20, 44278), (26, 34060), (40, 22139), (52, 17030), (65, 13624), (104, 8515), (130, 6812), (131, 6760), (169, 5240), (260, 3406), (262, 3380), (338, 2620), (520, 1703), (524, 1690), (655, 1352), (676, 1310), (845, 1048)]