2898160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2161

約数の個数: 40

約数和(自身を含む): 7137936

約数和(自身を除く): 4239776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2131, 4262, 8524, 10655, 17048, 21310, 34096, 36227, 42620, 72454, 85240, 144908, 170480, 181135, 289816, 362270, 579632, 724540, 1449080, 2898160]

約数ペア:

[(1, 2898160), (2, 1449080), (4, 724540), (5, 579632), (8, 362270), (10, 289816), (16, 181135), (17, 170480), (20, 144908), (34, 85240), (40, 72454), (68, 42620), (80, 36227), (85, 34096), (136, 21310), (170, 17048), (272, 10655), (340, 8524), (680, 4262), (1360, 2131)]