15673505840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{53987}}^1$

素因数の和:54210

約数の個数: 80

約数和(自身を含む): 38560389120

約数和(自身を除く): 22886883280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 191, 304, 380, 382, 760, 764, 955, 1520, 1528, 1910, 3056, 3629, 3820, 7258, 7640, 14516, 15280, 18145, 29032, 36290, 53987, 58064, 72580, 107974, 145160, 215948, 269935, 290320, 431896, 539870, 863792, 1025753, 1079740, 2051506, 2159480, 4103012, 4318960, 5128765, 8206024, 10257530, 10311517, 16412048, 20515060, 20623034, 41030120, 41246068, 51557585, 82060240, 82492136, 103115170, 164984272, 195918823, 206230340, 391837646, 412460680, 783675292, 824921360, 979594115, 1567350584, 1959188230, 3134701168, 3918376460, 7836752920, 15673505840]

約数ペア:

[(1, 15673505840), (2, 7836752920), (4, 3918376460), (5, 3134701168), (8, 1959188230), (10, 1567350584), (16, 979594115), (19, 824921360), (20, 783675292), (38, 412460680), (40, 391837646), (76, 206230340), (80, 195918823), (95, 164984272), (152, 103115170), (190, 82492136), (191, 82060240), (304, 51557585), (380, 41246068), (382, 41030120), (760, 20623034), (764, 20515060), (955, 16412048), (1520, 10311517), (1528, 10257530), (1910, 8206024), (3056, 5128765), (3629, 4318960), (3820, 4103012), (7258, 2159480), (7640, 2051506), (14516, 1079740), (15280, 1025753), (18145, 863792), (29032, 539870), (36290, 431896), (53987, 290320), (58064, 269935), (72580, 215948), (107974, 145160)]