1722160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 4642560

約数和(自身を除く): 2920400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 103, 110, 152, 176, 190, 206, 209, 220, 304, 380, 412, 418, 440, 515, 760, 824, 836, 880, 1030, 1045, 1133, 1520, 1648, 1672, 1957, 2060, 2090, 2266, 3344, 3914, 4120, 4180, 4532, 5665, 7828, 8240, 8360, 9064, 9785, 11330, 15656, 16720, 18128, 19570, 21527, 22660, 31312, 39140, 43054, 45320, 78280, 86108, 90640, 107635, 156560, 172216, 215270, 344432, 430540, 861080, 1722160]

約数ペア:

[(1, 1722160), (2, 861080), (4, 430540), (5, 344432), (8, 215270), (10, 172216), (11, 156560), (16, 107635), (19, 90640), (20, 86108), (22, 78280), (38, 45320), (40, 43054), (44, 39140), (55, 31312), (76, 22660), (80, 21527), (88, 19570), (95, 18128), (103, 16720), (110, 15656), (152, 11330), (176, 9785), (190, 9064), (206, 8360), (209, 8240), (220, 7828), (304, 5665), (380, 4532), (412, 4180), (418, 4120), (440, 3914), (515, 3344), (760, 2266), (824, 2090), (836, 2060), (880, 1957), (1030, 1672), (1045, 1648), (1133, 1520)]