1964410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 4350240

約数和(自身を除く): 2385830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 211, 245, 266, 422, 490, 665, 931, 1055, 1330, 1477, 1862, 2110, 2954, 4009, 4655, 7385, 8018, 9310, 10339, 14770, 20045, 20678, 28063, 40090, 51695, 56126, 103390, 140315, 196441, 280630, 392882, 982205, 1964410]

約数ペア:

[(1, 1964410), (2, 982205), (5, 392882), (7, 280630), (10, 196441), (14, 140315), (19, 103390), (35, 56126), (38, 51695), (49, 40090), (70, 28063), (95, 20678), (98, 20045), (133, 14770), (190, 10339), (211, 9310), (245, 8018), (266, 7385), (422, 4655), (490, 4009), (665, 2954), (931, 2110), (1055, 1862), (1330, 1477)]