200620240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1483}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 496843200

約数和(自身を除く): 296222960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 712, 760, 890, 1424, 1483, 1520, 1691, 1780, 2966, 3382, 3560, 5932, 6764, 7120, 7415, 8455, 11864, 13528, 14830, 16910, 23728, 27056, 28177, 29660, 33820, 56354, 59320, 67640, 112708, 118640, 131987, 135280, 140885, 225416, 263974, 281770, 450832, 527948, 563540, 659935, 1055896, 1127080, 1319870, 2111792, 2254160, 2507753, 2639740, 5015506, 5279480, 10031012, 10558960, 12538765, 20062024, 25077530, 40124048, 50155060, 100310120, 200620240]

約数ペア:

[(1, 200620240), (2, 100310120), (4, 50155060), (5, 40124048), (8, 25077530), (10, 20062024), (16, 12538765), (19, 10558960), (20, 10031012), (38, 5279480), (40, 5015506), (76, 2639740), (80, 2507753), (89, 2254160), (95, 2111792), (152, 1319870), (178, 1127080), (190, 1055896), (304, 659935), (356, 563540), (380, 527948), (445, 450832), (712, 281770), (760, 263974), (890, 225416), (1424, 140885), (1483, 135280), (1520, 131987), (1691, 118640), (1780, 112708), (2966, 67640), (3382, 59320), (3560, 56354), (5932, 33820), (6764, 29660), (7120, 28177), (7415, 27056), (8455, 23728), (11864, 16910), (13528, 14830)]