197992020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{46477}}^1$

素因数の和:46560

約数の個数: 48

約数和(自身を含む): 562197888

約数和(自身を除く): 364205868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 46477, 92954, 139431, 185908, 232385, 278862, 464770, 557724, 697155, 929540, 1394310, 2788620, 3299867, 6599734, 9899601, 13199468, 16499335, 19799202, 32998670, 39598404, 49498005, 65997340, 98996010, 197992020]

約数ペア:

[(1, 197992020), (2, 98996010), (3, 65997340), (4, 49498005), (5, 39598404), (6, 32998670), (10, 19799202), (12, 16499335), (15, 13199468), (20, 9899601), (30, 6599734), (60, 3299867), (71, 2788620), (142, 1394310), (213, 929540), (284, 697155), (355, 557724), (426, 464770), (710, 278862), (852, 232385), (1065, 185908), (1420, 139431), (2130, 92954), (4260, 46477)]