8238970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 15799680

約数和(自身を除く): 7560710

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 421, 515, 842, 1030, 1957, 2105, 3914, 4210, 7999, 9785, 15998, 19570, 39995, 43363, 79990, 86726, 216815, 433630, 823897, 1647794, 4119485, 8238970]

約数ペア:

[(1, 8238970), (2, 4119485), (5, 1647794), (10, 823897), (19, 433630), (38, 216815), (95, 86726), (103, 79990), (190, 43363), (206, 39995), (421, 19570), (515, 15998), (842, 9785), (1030, 7999), (1957, 4210), (2105, 3914)]