20040377924

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1\times {\mathrm{751}}^1$

素因数の和:1297

約数の個数: 96

約数和(自身を含む): 42109304832

約数和(自身を除く): 22068926908

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 433, 434, 497, 751, 866, 868, 994, 1502, 1732, 1988, 2201, 3004, 3031, 4402, 5257, 6062, 8804, 10514, 12124, 13423, 15407, 21028, 23281, 26846, 30743, 30814, 46562, 53321, 53692, 61486, 61628, 93124, 93961, 106642, 122972, 162967, 187922, 213284, 215201, 325183, 325934, 373247, 375844, 430402, 650366, 651868, 746494, 860804, 953033, 1300732, 1492988, 1652951, 1906066, 2276281, 3305902, 3812132, 4552562, 6611804, 6671231, 9105124, 10080673, 11570657, 13342462, 20161346, 23087993, 23141314, 26684924, 40322692, 46175986, 46282628, 70564711, 92351972, 141129422, 161615951, 282258844, 323231902, 646463804, 715727783, 1431455566, 2862911132, 5010094481, 10020188962, 20040377924]

約数ペア:

[(1, 20040377924), (2, 10020188962), (4, 5010094481), (7, 2862911132), (14, 1431455566), (28, 715727783), (31, 646463804), (62, 323231902), (71, 282258844), (124, 161615951), (142, 141129422), (217, 92351972), (284, 70564711), (433, 46282628), (434, 46175986), (497, 40322692), (751, 26684924), (866, 23141314), (868, 23087993), (994, 20161346), (1502, 13342462), (1732, 11570657), (1988, 10080673), (2201, 9105124), (3004, 6671231), (3031, 6611804), (4402, 4552562), (5257, 3812132), (6062, 3305902), (8804, 2276281), (10514, 1906066), (12124, 1652951), (13423, 1492988), (15407, 1300732), (21028, 953033), (23281, 860804), (26846, 746494), (30743, 651868), (30814, 650366), (46562, 430402), (53321, 375844), (53692, 373247), (61486, 325934), (61628, 325183), (93124, 215201), (93961, 213284), (106642, 187922), (122972, 162967)]