20199671160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2130767}}^1$

素因数の和:2130860

約数の個数: 64

約数和(自身を含む): 61366118400

約数和(自身を除く): 41166447240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 2130767, 4261534, 6392301, 8523068, 10653835, 12784602, 17046136, 21307670, 25569204, 31961505, 42615340, 51138408, 63923010, 85230680, 127846020, 168330593, 255692040, 336661186, 504991779, 673322372, 841652965, 1009983558, 1346644744, 1683305930, 2019967116, 2524958895, 3366611860, 4039934232, 5049917790, 6733223720, 10099835580, 20199671160]

約数ペア:

[(1, 20199671160), (2, 10099835580), (3, 6733223720), (4, 5049917790), (5, 4039934232), (6, 3366611860), (8, 2524958895), (10, 2019967116), (12, 1683305930), (15, 1346644744), (20, 1009983558), (24, 841652965), (30, 673322372), (40, 504991779), (60, 336661186), (79, 255692040), (120, 168330593), (158, 127846020), (237, 85230680), (316, 63923010), (395, 51138408), (474, 42615340), (632, 31961505), (790, 25569204), (948, 21307670), (1185, 17046136), (1580, 12784602), (1896, 10653835), (2370, 8523068), (3160, 6392301), (4740, 4261534), (9480, 2130767)]