2080553860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{122819}}^1$

素因数の和:122857

約数の個数: 72

約数和(自身を含む): 5488580160

約数和(自身を除く): 3408026300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 122819, 245638, 491276, 614095, 859733, 1228190, 1351009, 1719466, 2456380, 2702018, 3438932, 4298665, 5404036, 6755045, 8597330, 9457063, 13510090, 14861099, 17194660, 18914126, 27020180, 29722198, 37828252, 47285315, 59444396, 74305495, 94570630, 104027693, 148610990, 189141260, 208055386, 297221980, 416110772, 520138465, 1040276930, 2080553860]

約数ペア:

[(1, 2080553860), (2, 1040276930), (4, 520138465), (5, 416110772), (7, 297221980), (10, 208055386), (11, 189141260), (14, 148610990), (20, 104027693), (22, 94570630), (28, 74305495), (35, 59444396), (44, 47285315), (55, 37828252), (70, 29722198), (77, 27020180), (110, 18914126), (121, 17194660), (140, 14861099), (154, 13510090), (220, 9457063), (242, 8597330), (308, 6755045), (385, 5404036), (484, 4298665), (605, 3438932), (770, 2702018), (847, 2456380), (1210, 1719466), (1540, 1351009), (1694, 1228190), (2420, 859733), (3388, 614095), (4235, 491276), (8470, 245638), (16940, 122819)]