140543920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14519}}^1$

素因数の和:14554

約数の個数: 60

約数和(自身を含む): 359195760

約数和(自身を除く): 218651840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 14519, 29038, 58076, 72595, 116152, 145190, 159709, 232304, 290380, 319418, 580760, 638836, 798545, 1161520, 1277672, 1597090, 1756799, 2555344, 3194180, 3513598, 6388360, 7027196, 8783995, 12776720, 14054392, 17567990, 28108784, 35135980, 70271960, 140543920]

約数ペア:

[(1, 140543920), (2, 70271960), (4, 35135980), (5, 28108784), (8, 17567990), (10, 14054392), (11, 12776720), (16, 8783995), (20, 7027196), (22, 6388360), (40, 3513598), (44, 3194180), (55, 2555344), (80, 1756799), (88, 1597090), (110, 1277672), (121, 1161520), (176, 798545), (220, 638836), (242, 580760), (440, 319418), (484, 290380), (605, 232304), (880, 159709), (968, 145190), (1210, 116152), (1936, 72595), (2420, 58076), (4840, 29038), (9680, 14519)]