15806940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15497}}^1$

素因数の和:15526

約数の個数: 48

約数和(自身を含む): 46865952

約数和(自身を除く): 31059012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15497, 30994, 46491, 61988, 77485, 92982, 154970, 185964, 232455, 263449, 309940, 464910, 526898, 790347, 929820, 1053796, 1317245, 1580694, 2634490, 3161388, 3951735, 5268980, 7903470, 15806940]

約数ペア:

[(1, 15806940), (2, 7903470), (3, 5268980), (4, 3951735), (5, 3161388), (6, 2634490), (10, 1580694), (12, 1317245), (15, 1053796), (17, 929820), (20, 790347), (30, 526898), (34, 464910), (51, 309940), (60, 263449), (68, 232455), (85, 185964), (102, 154970), (170, 92982), (204, 77485), (255, 61988), (340, 46491), (510, 30994), (1020, 15497)]