7897730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 15111360

約数和(自身を除く): 7213630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 211, 394, 422, 985, 1055, 1970, 2110, 3743, 4009, 7486, 8018, 18715, 20045, 37430, 40090, 41567, 83134, 207835, 415670, 789773, 1579546, 3948865, 7897730]

約数ペア:

[(1, 7897730), (2, 3948865), (5, 1579546), (10, 789773), (19, 415670), (38, 207835), (95, 83134), (190, 41567), (197, 40090), (211, 37430), (394, 20045), (422, 18715), (985, 8018), (1055, 7486), (1970, 4009), (2110, 3743)]