879133040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9803}}^1$

素因数の和:9894

約数の個数: 80

約数和(自身を含む): 2188252800

約数和(自身を除く): 1309119760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 2242, 2360, 4484, 4720, 5605, 8968, 9803, 11210, 17936, 19606, 22420, 39212, 44840, 49015, 78424, 89680, 98030, 156848, 186257, 196060, 372514, 392120, 578377, 745028, 784240, 931285, 1156754, 1490056, 1862570, 2313508, 2891885, 2980112, 3725140, 4627016, 5783770, 7450280, 9254032, 10989163, 11567540, 14900560, 21978326, 23135080, 43956652, 46270160, 54945815, 87913304, 109891630, 175826608, 219783260, 439566520, 879133040]

約数ペア:

[(1, 879133040), (2, 439566520), (4, 219783260), (5, 175826608), (8, 109891630), (10, 87913304), (16, 54945815), (19, 46270160), (20, 43956652), (38, 23135080), (40, 21978326), (59, 14900560), (76, 11567540), (80, 10989163), (95, 9254032), (118, 7450280), (152, 5783770), (190, 4627016), (236, 3725140), (295, 2980112), (304, 2891885), (380, 2313508), (472, 1862570), (590, 1490056), (760, 1156754), (944, 931285), (1121, 784240), (1180, 745028), (1520, 578377), (2242, 392120), (2360, 372514), (4484, 196060), (4720, 186257), (5605, 156848), (8968, 98030), (9803, 89680), (11210, 78424), (17936, 49015), (19606, 44840), (22420, 39212)]