8471320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1516

約数の個数: 64

約数和(自身を含む): 22407840

約数和(自身を除く): 13936520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 1481, 2860, 2962, 5720, 5924, 7405, 11848, 14810, 16291, 19253, 29620, 32582, 38506, 59240, 65164, 77012, 81455, 96265, 130328, 154024, 162910, 192530, 211783, 325820, 385060, 423566, 651640, 770120, 847132, 1058915, 1694264, 2117830, 4235660, 8471320]

約数ペア:

[(1, 8471320), (2, 4235660), (4, 2117830), (5, 1694264), (8, 1058915), (10, 847132), (11, 770120), (13, 651640), (20, 423566), (22, 385060), (26, 325820), (40, 211783), (44, 192530), (52, 162910), (55, 154024), (65, 130328), (88, 96265), (104, 81455), (110, 77012), (130, 65164), (143, 59240), (220, 38506), (260, 32582), (286, 29620), (440, 19253), (520, 16291), (572, 14810), (715, 11848), (1144, 7405), (1430, 5924), (1481, 5720), (2860, 2962)]