72220360

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{24733}}^1$

素因数の和:24817

約数の個数: 32

約数和(自身を含む): 164728440

約数和(自身を除く): 92508080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 24733, 49466, 98932, 123665, 197864, 247330, 494660, 989320, 1805509, 3611018, 7222036, 9027545, 14444072, 18055090, 36110180, 72220360]

約数ペア:

[(1, 72220360), (2, 36110180), (4, 18055090), (5, 14444072), (8, 9027545), (10, 7222036), (20, 3611018), (40, 1805509), (73, 989320), (146, 494660), (292, 247330), (365, 197864), (584, 123665), (730, 98932), (1460, 49466), (2920, 24733)]