189898010

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 346799232

約数和(自身を除く): 156901222

約数列:

[1, 2, 5, 10, 103, 206, 331, 515, 557, 662, 1030, 1114, 1655, 2785, 3310, 5570, 34093, 57371, 68186, 114742, 170465, 184367, 286855, 340930, 368734, 573710, 921835, 1843670, 18989801, 37979602, 94949005, 189898010]

約数ペア:

[(1, 189898010), (2, 94949005), (5, 37979602), (10, 18989801), (103, 1843670), (206, 921835), (331, 573710), (515, 368734), (557, 340930), (662, 286855), (1030, 184367), (1114, 170465), (1655, 114742), (2785, 68186), (3310, 57371), (5570, 34093)]