20123892120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9864653}}^1$

素因数の和:9864684

約数の個数: 64

約数和(自身を含む): 63922957920

約数和(自身を除く): 43799065800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9864653, 19729306, 29593959, 39458612, 49323265, 59187918, 78917224, 98646530, 118375836, 147969795, 167699101, 197293060, 236751672, 295939590, 335398202, 394586120, 503097303, 591879180, 670796404, 838495505, 1006194606, 1183758360, 1341592808, 1676991010, 2012389212, 2515486515, 3353982020, 4024778424, 5030973030, 6707964040, 10061946060, 20123892120]

約数ペア:

[(1, 20123892120), (2, 10061946060), (3, 6707964040), (4, 5030973030), (5, 4024778424), (6, 3353982020), (8, 2515486515), (10, 2012389212), (12, 1676991010), (15, 1341592808), (17, 1183758360), (20, 1006194606), (24, 838495505), (30, 670796404), (34, 591879180), (40, 503097303), (51, 394586120), (60, 335398202), (68, 295939590), (85, 236751672), (102, 197293060), (120, 167699101), (136, 147969795), (170, 118375836), (204, 98646530), (255, 78917224), (340, 59187918), (408, 49323265), (510, 39458612), (680, 29593959), (1020, 19729306), (2040, 9864653)]