631938670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1433}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 1313314560

約数和(自身を除く): 681375890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 211, 418, 422, 1045, 1055, 1433, 2090, 2110, 2321, 2866, 4009, 4642, 7165, 8018, 11605, 14330, 15763, 20045, 23210, 27227, 31526, 40090, 44099, 54454, 78815, 88198, 136135, 157630, 220495, 272270, 299497, 302363, 440990, 598994, 604726, 1497485, 1511815, 2994970, 3023630, 3325993, 5744897, 6651986, 11489794, 16629965, 28724485, 33259930, 57448970, 63193867, 126387734, 315969335, 631938670]

約数ペア:

[(1, 631938670), (2, 315969335), (5, 126387734), (10, 63193867), (11, 57448970), (19, 33259930), (22, 28724485), (38, 16629965), (55, 11489794), (95, 6651986), (110, 5744897), (190, 3325993), (209, 3023630), (211, 2994970), (418, 1511815), (422, 1497485), (1045, 604726), (1055, 598994), (1433, 440990), (2090, 302363), (2110, 299497), (2321, 272270), (2866, 220495), (4009, 157630), (4642, 136135), (7165, 88198), (8018, 78815), (11605, 54454), (14330, 44099), (15763, 40090), (20045, 31526), (23210, 27227)]