2003770120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:943

約数の個数: 128

約数和(自身を含む): 5155488000

約数和(自身を除く): 3151717880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 389, 440, 460, 506, 509, 778, 920, 1012, 1018, 1265, 1556, 1945, 2024, 2036, 2530, 2545, 3112, 3890, 4072, 4279, 5060, 5090, 5599, 7780, 8558, 8947, 10120, 10180, 11198, 11707, 15560, 17116, 17894, 20360, 21395, 22396, 23414, 27995, 34232, 35788, 42790, 44735, 44792, 46828, 55990, 58535, 71576, 85580, 89470, 93656, 98417, 111980, 117070, 128777, 171160, 178940, 196834, 198001, 223960, 234140, 257554, 357880, 393668, 396002, 468280, 492085, 515108, 643885, 787336, 792004, 984170, 990005, 1030216, 1287770, 1584008, 1968340, 1980010, 2178011, 2575540, 3936680, 3960020, 4356022, 4554023, 5151080, 7920040, 8712044, 9108046, 10890055, 17424088, 18216092, 21780110, 22770115, 36432184, 43560220, 45540230, 50094253, 87120440, 91080460, 100188506, 182160920, 200377012, 250471265, 400754024, 500942530, 1001885060, 2003770120]

約数ペア:

[(1, 2003770120), (2, 1001885060), (4, 500942530), (5, 400754024), (8, 250471265), (10, 200377012), (11, 182160920), (20, 100188506), (22, 91080460), (23, 87120440), (40, 50094253), (44, 45540230), (46, 43560220), (55, 36432184), (88, 22770115), (92, 21780110), (110, 18216092), (115, 17424088), (184, 10890055), (220, 9108046), (230, 8712044), (253, 7920040), (389, 5151080), (440, 4554023), (460, 4356022), (506, 3960020), (509, 3936680), (778, 2575540), (920, 2178011), (1012, 1980010), (1018, 1968340), (1265, 1584008), (1556, 1287770), (1945, 1030216), (2024, 990005), (2036, 984170), (2530, 792004), (2545, 787336), (3112, 643885), (3890, 515108), (4072, 492085), (4279, 468280), (5060, 396002), (5090, 393668), (5599, 357880), (7780, 257554), (8558, 234140), (8947, 223960), (10120, 198001), (10180, 196834), (11198, 178940), (11707, 171160), (15560, 128777), (17116, 117070), (17894, 111980), (20360, 98417), (21395, 93656), (22396, 89470), (23414, 85580), (27995, 71576), (34232, 58535), (35788, 55990), (42790, 46828), (44735, 44792)]