18487445360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{277}}^1\times {\mathrm{2311}}^1$

素因数の和:2639

約数の個数: 120

約数和(自身を含む): 45548129376

約数和(自身を除く): 27060684016

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 277, 304, 361, 380, 554, 722, 760, 1108, 1385, 1444, 1520, 1805, 2216, 2311, 2770, 2888, 3610, 4432, 4622, 5263, 5540, 5776, 7220, 9244, 10526, 11080, 11555, 14440, 18488, 21052, 22160, 23110, 26315, 28880, 36976, 42104, 43909, 46220, 52630, 84208, 87818, 92440, 99997, 105260, 175636, 184880, 199994, 210520, 219545, 351272, 399988, 421040, 439090, 499985, 640147, 702544, 799976, 834271, 878180, 999970, 1280294, 1599952, 1668542, 1756360, 1999940, 2560588, 3200735, 3337084, 3512720, 3999880, 4171355, 5121176, 6401470, 6674168, 7999760, 8342710, 10242352, 12162793, 12802940, 13348336, 16685420, 24325586, 25605880, 33370840, 48651172, 51211760, 60813965, 66741680, 97302344, 121627930, 194604688, 231093067, 243255860, 462186134, 486511720, 924372268, 973023440, 1155465335, 1848744536, 2310930670, 3697489072, 4621861340, 9243722680, 18487445360]

約数ペア:

[(1, 18487445360), (2, 9243722680), (4, 4621861340), (5, 3697489072), (8, 2310930670), (10, 1848744536), (16, 1155465335), (19, 973023440), (20, 924372268), (38, 486511720), (40, 462186134), (76, 243255860), (80, 231093067), (95, 194604688), (152, 121627930), (190, 97302344), (277, 66741680), (304, 60813965), (361, 51211760), (380, 48651172), (554, 33370840), (722, 25605880), (760, 24325586), (1108, 16685420), (1385, 13348336), (1444, 12802940), (1520, 12162793), (1805, 10242352), (2216, 8342710), (2311, 7999760), (2770, 6674168), (2888, 6401470), (3610, 5121176), (4432, 4171355), (4622, 3999880), (5263, 3512720), (5540, 3337084), (5776, 3200735), (7220, 2560588), (9244, 1999940), (10526, 1756360), (11080, 1668542), (11555, 1599952), (14440, 1280294), (18488, 999970), (21052, 878180), (22160, 834271), (23110, 799976), (26315, 702544), (28880, 640147), (36976, 499985), (42104, 439090), (43909, 421040), (46220, 399988), (52630, 351272), (84208, 219545), (87818, 210520), (92440, 199994), (99997, 184880), (105260, 175636)]