8146840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15667}}^1$

素因数の和:15691

約数の個数: 32

約数和(自身を含む): 19741680

約数和(自身を除く): 11594840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 15667, 31334, 62668, 78335, 125336, 156670, 203671, 313340, 407342, 626680, 814684, 1018355, 1629368, 2036710, 4073420, 8146840]

約数ペア:

[(1, 8146840), (2, 4073420), (4, 2036710), (5, 1629368), (8, 1018355), (10, 814684), (13, 626680), (20, 407342), (26, 313340), (40, 203671), (52, 156670), (65, 125336), (104, 78335), (130, 62668), (260, 31334), (520, 15667)]