8684015960

素因数分解:

$2^3\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{112429}}^1$

素因数の和:114371

約数の個数: 32

約数和(自身を含む): 19549328400

約数和(自身を除く): 10865312440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1931, 3862, 7724, 9655, 15448, 19310, 38620, 77240, 112429, 224858, 449716, 562145, 899432, 1124290, 2248580, 4497160, 217100399, 434200798, 868401596, 1085501995, 1736803192, 2171003990, 4342007980, 8684015960]

約数ペア:

[(1, 8684015960), (2, 4342007980), (4, 2171003990), (5, 1736803192), (8, 1085501995), (10, 868401596), (20, 434200798), (40, 217100399), (1931, 4497160), (3862, 2248580), (7724, 1124290), (9655, 899432), (15448, 562145), (19310, 449716), (38620, 224858), (77240, 112429)]