20122010820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{866581}}^1$

素因数の和:866642

約数の個数: 96

約数和(自身を含む): 64057741440

約数和(自身を除く): 43935730620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 172, 180, 215, 258, 270, 387, 430, 516, 540, 645, 774, 860, 1161, 1290, 1548, 1935, 2322, 2580, 3870, 4644, 5805, 7740, 11610, 23220, 866581, 1733162, 2599743, 3466324, 4332905, 5199486, 7799229, 8665810, 10398972, 12998715, 15598458, 17331620, 23397687, 25997430, 31196916, 37262983, 38996145, 46795374, 51994860, 74525966, 77992290, 93590748, 111788949, 116988435, 149051932, 155984580, 186314915, 223577898, 233976870, 335366847, 372629830, 447155796, 467953740, 558944745, 670733694, 745259660, 1006100541, 1117889490, 1341467388, 1676834235, 2012201082, 2235778980, 3353668470, 4024402164, 5030502705, 6707336940, 10061005410, 20122010820]

約数ペア:

[(1, 20122010820), (2, 10061005410), (3, 6707336940), (4, 5030502705), (5, 4024402164), (6, 3353668470), (9, 2235778980), (10, 2012201082), (12, 1676834235), (15, 1341467388), (18, 1117889490), (20, 1006100541), (27, 745259660), (30, 670733694), (36, 558944745), (43, 467953740), (45, 447155796), (54, 372629830), (60, 335366847), (86, 233976870), (90, 223577898), (108, 186314915), (129, 155984580), (135, 149051932), (172, 116988435), (180, 111788949), (215, 93590748), (258, 77992290), (270, 74525966), (387, 51994860), (430, 46795374), (516, 38996145), (540, 37262983), (645, 31196916), (774, 25997430), (860, 23397687), (1161, 17331620), (1290, 15598458), (1548, 12998715), (1935, 10398972), (2322, 8665810), (2580, 7799229), (3870, 5199486), (4644, 4332905), (5805, 3466324), (7740, 2599743), (11610, 1733162), (23220, 866581)]