8889011870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{297989}}^1$

素因数の和:298172

約数の個数: 32

約数和(自身を含む): 16949671200

約数和(自身を除く): 8060659330

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 5966, 14915, 29830, 297989, 595978, 1489945, 2979890, 5661791, 11323582, 28308955, 46784273, 56617910, 93568546, 233921365, 467842730, 888901187, 1777802374, 4444505935, 8889011870]

約数ペア:

[(1, 8889011870), (2, 4444505935), (5, 1777802374), (10, 888901187), (19, 467842730), (38, 233921365), (95, 93568546), (157, 56617910), (190, 46784273), (314, 28308955), (785, 11323582), (1570, 5661791), (2983, 2979890), (5966, 1489945), (14915, 595978), (29830, 297989)]