28857036620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{125063}}^1$

素因数の和:125294

約数の個数: 48

約数和(自身を含む): 61771610880

約数和(自身を除く): 32914574260

約数列:

[1, 2, 4, 5, 10, 20, 83, 139, 166, 278, 332, 415, 556, 695, 830, 1390, 1660, 2780, 11537, 23074, 46148, 57685, 115370, 125063, 230740, 250126, 500252, 625315, 1250630, 2501260, 10380229, 17383757, 20760458, 34767514, 41520916, 51901145, 69535028, 86918785, 103802290, 173837570, 207604580, 347675140, 1442851831, 2885703662, 5771407324, 7214259155, 14428518310, 28857036620]

約数ペア:

[(1, 28857036620), (2, 14428518310), (4, 7214259155), (5, 5771407324), (10, 2885703662), (20, 1442851831), (83, 347675140), (139, 207604580), (166, 173837570), (278, 103802290), (332, 86918785), (415, 69535028), (556, 51901145), (695, 41520916), (830, 34767514), (1390, 20760458), (1660, 17383757), (2780, 10380229), (11537, 2501260), (23074, 1250630), (46148, 625315), (57685, 500252), (115370, 250126), (125063, 230740)]