1959080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 4847040

約数和(自身を除く): 2887960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 67, 68, 85, 86, 134, 136, 170, 172, 215, 268, 335, 340, 344, 430, 536, 670, 680, 731, 860, 1139, 1340, 1462, 1720, 2278, 2680, 2881, 2924, 3655, 4556, 5695, 5762, 5848, 7310, 9112, 11390, 11524, 14405, 14620, 22780, 23048, 28810, 29240, 45560, 48977, 57620, 97954, 115240, 195908, 244885, 391816, 489770, 979540, 1959080]

約数ペア:

[(1, 1959080), (2, 979540), (4, 489770), (5, 391816), (8, 244885), (10, 195908), (17, 115240), (20, 97954), (34, 57620), (40, 48977), (43, 45560), (67, 29240), (68, 28810), (85, 23048), (86, 22780), (134, 14620), (136, 14405), (170, 11524), (172, 11390), (215, 9112), (268, 7310), (335, 5848), (340, 5762), (344, 5695), (430, 4556), (536, 3655), (670, 2924), (680, 2881), (731, 2680), (860, 2278), (1139, 1720), (1340, 1462)]