71154640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38671}}^1$

素因数の和:38707

約数の個数: 40

約数和(自身を含む): 172631808

約数和(自身を除く): 101477168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 38671, 77342, 154684, 193355, 309368, 386710, 618736, 773420, 889433, 1546840, 1778866, 3093680, 3557732, 4447165, 7115464, 8894330, 14230928, 17788660, 35577320, 71154640]

約数ペア:

[(1, 71154640), (2, 35577320), (4, 17788660), (5, 14230928), (8, 8894330), (10, 7115464), (16, 4447165), (20, 3557732), (23, 3093680), (40, 1778866), (46, 1546840), (80, 889433), (92, 773420), (115, 618736), (184, 386710), (230, 309368), (368, 193355), (460, 154684), (920, 77342), (1840, 38671)]