15696792920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1\times {\mathrm{11321}}^1$

素因数の和:13388

約数の個数: 64

約数和(自身を含む): 37416945600

約数和(自身を除く): 21720152680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2039, 4078, 8156, 10195, 11321, 16312, 20390, 22642, 34663, 40780, 45284, 56605, 69326, 81560, 90568, 113210, 138652, 173315, 192457, 226420, 277304, 346630, 384914, 452840, 693260, 769828, 962285, 1386520, 1539656, 1924570, 3849140, 7698280, 23083519, 46167038, 92334076, 115417595, 184668152, 230835190, 392419823, 461670380, 784839646, 923340760, 1569679292, 1962099115, 3139358584, 3924198230, 7848396460, 15696792920]

約数ペア:

[(1, 15696792920), (2, 7848396460), (4, 3924198230), (5, 3139358584), (8, 1962099115), (10, 1569679292), (17, 923340760), (20, 784839646), (34, 461670380), (40, 392419823), (68, 230835190), (85, 184668152), (136, 115417595), (170, 92334076), (340, 46167038), (680, 23083519), (2039, 7698280), (4078, 3849140), (8156, 1924570), (10195, 1539656), (11321, 1386520), (16312, 962285), (20390, 769828), (22642, 693260), (34663, 452840), (40780, 384914), (45284, 346630), (56605, 277304), (69326, 226420), (81560, 192457), (90568, 173315), (113210, 138652)]