21883440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4799}}^1$

素因数の和:4834

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 49540560

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, 4799, 9598, 14397, 19196, 23995, 28794, 38392, 47990, 57588, 71985, 76784, 91181, 95980, 115176, 143970, 182362, 191960, 230352, 273543, 287940, 364724, 383920, 455905, 547086, 575880, 729448, 911810, 1094172, 1151760, 1367715, 1458896, 1823620, 2188344, 2735430, 3647240, 4376688, 5470860, 7294480, 10941720, 21883440]

約数ペア:

[(1, 21883440), (2, 10941720), (3, 7294480), (4, 5470860), (5, 4376688), (6, 3647240), (8, 2735430), (10, 2188344), (12, 1823620), (15, 1458896), (16, 1367715), (19, 1151760), (20, 1094172), (24, 911810), (30, 729448), (38, 575880), (40, 547086), (48, 455905), (57, 383920), (60, 364724), (76, 287940), (80, 273543), (95, 230352), (114, 191960), (120, 182362), (152, 143970), (190, 115176), (228, 95980), (240, 91181), (285, 76784), (304, 71985), (380, 57588), (456, 47990), (570, 38392), (760, 28794), (912, 23995), (1140, 19196), (1520, 14397), (2280, 9598), (4560, 4799)]