2078286860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{6163}}^1$

素因数の和:7482

約数の個数: 48

約数和(自身を含む): 4704512736

約数和(自身を除く): 2626225876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1297, 2594, 5188, 6163, 6485, 12326, 12970, 16861, 24652, 25940, 30815, 33722, 61630, 67444, 80119, 84305, 123260, 160238, 168610, 320476, 337220, 400595, 801190, 1602380, 7993411, 15986822, 31973644, 39967055, 79934110, 103914343, 159868220, 207828686, 415657372, 519571715, 1039143430, 2078286860]

約数ペア:

[(1, 2078286860), (2, 1039143430), (4, 519571715), (5, 415657372), (10, 207828686), (13, 159868220), (20, 103914343), (26, 79934110), (52, 39967055), (65, 31973644), (130, 15986822), (260, 7993411), (1297, 1602380), (2594, 801190), (5188, 400595), (6163, 337220), (6485, 320476), (12326, 168610), (12970, 160238), (16861, 123260), (24652, 84305), (25940, 80119), (30815, 67444), (33722, 61630)]