2007900240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{440329}}^1$

素因数の和:440364

約数の個数: 80

約数和(自身を含む): 6552110400

約数和(自身を除く): 4544210160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 440329, 880658, 1320987, 1761316, 2201645, 2641974, 3522632, 4403290, 5283948, 6604935, 7045264, 8366251, 8806580, 10567896, 13209870, 16732502, 17613160, 21135792, 25098753, 26419740, 33465004, 35226320, 41831255, 50197506, 52839480, 66930008, 83662510, 100395012, 105678960, 125493765, 133860016, 167325020, 200790024, 250987530, 334650040, 401580048, 501975060, 669300080, 1003950120, 2007900240]

約数ペア:

[(1, 2007900240), (2, 1003950120), (3, 669300080), (4, 501975060), (5, 401580048), (6, 334650040), (8, 250987530), (10, 200790024), (12, 167325020), (15, 133860016), (16, 125493765), (19, 105678960), (20, 100395012), (24, 83662510), (30, 66930008), (38, 52839480), (40, 50197506), (48, 41831255), (57, 35226320), (60, 33465004), (76, 26419740), (80, 25098753), (95, 21135792), (114, 17613160), (120, 16732502), (152, 13209870), (190, 10567896), (228, 8806580), (240, 8366251), (285, 7045264), (304, 6604935), (380, 5283948), (456, 4403290), (570, 3522632), (760, 2641974), (912, 2201645), (1140, 1761316), (1520, 1320987), (2280, 880658), (4560, 440329)]