2209660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 5037984

約数和(自身を除く): 2828324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 97, 134, 170, 194, 268, 335, 340, 388, 485, 670, 970, 1139, 1340, 1649, 1940, 2278, 3298, 4556, 5695, 6499, 6596, 8245, 11390, 12998, 16490, 22780, 25996, 32495, 32980, 64990, 110483, 129980, 220966, 441932, 552415, 1104830, 2209660]

約数ペア:

[(1, 2209660), (2, 1104830), (4, 552415), (5, 441932), (10, 220966), (17, 129980), (20, 110483), (34, 64990), (67, 32980), (68, 32495), (85, 25996), (97, 22780), (134, 16490), (170, 12998), (194, 11390), (268, 8245), (335, 6596), (340, 6499), (388, 5695), (485, 4556), (670, 3298), (970, 2278), (1139, 1940), (1340, 1649)]