20171662020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{66037}}^1$

素因数の和:67749

約数の個数: 72

約数和(自身を含む): 61224358104

約数和(自身を除く): 41052696084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1697, 3394, 5091, 6788, 8485, 10182, 15273, 16970, 20364, 25455, 30546, 33940, 50910, 61092, 66037, 76365, 101820, 132074, 152730, 198111, 264148, 305460, 330185, 396222, 594333, 660370, 792444, 990555, 1188666, 1320740, 1981110, 2377332, 2971665, 3962220, 5943330, 11886660, 112064789, 224129578, 336194367, 448259156, 560323945, 672388734, 1008583101, 1120647890, 1344777468, 1680971835, 2017166202, 2241295780, 3361943670, 4034332404, 5042915505, 6723887340, 10085831010, 20171662020]

約数ペア:

[(1, 20171662020), (2, 10085831010), (3, 6723887340), (4, 5042915505), (5, 4034332404), (6, 3361943670), (9, 2241295780), (10, 2017166202), (12, 1680971835), (15, 1344777468), (18, 1120647890), (20, 1008583101), (30, 672388734), (36, 560323945), (45, 448259156), (60, 336194367), (90, 224129578), (180, 112064789), (1697, 11886660), (3394, 5943330), (5091, 3962220), (6788, 2971665), (8485, 2377332), (10182, 1981110), (15273, 1320740), (16970, 1188666), (20364, 990555), (25455, 792444), (30546, 660370), (33940, 594333), (50910, 396222), (61092, 330185), (66037, 305460), (76365, 264148), (101820, 198111), (132074, 152730)]