40222140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13681}}^1$

素因数の和:13707

約数の個数: 72

約数和(自身を含む): 131018832

約数和(自身を除く): 90796692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13681, 27362, 41043, 54724, 68405, 82086, 95767, 136810, 164172, 191534, 205215, 273620, 287301, 383068, 410430, 478835, 574602, 670369, 820860, 957670, 1149204, 1340738, 1436505, 1915340, 2011107, 2681476, 2873010, 3351845, 4022214, 5746020, 6703690, 8044428, 10055535, 13407380, 20111070, 40222140]

約数ペア:

[(1, 40222140), (2, 20111070), (3, 13407380), (4, 10055535), (5, 8044428), (6, 6703690), (7, 5746020), (10, 4022214), (12, 3351845), (14, 2873010), (15, 2681476), (20, 2011107), (21, 1915340), (28, 1436505), (30, 1340738), (35, 1149204), (42, 957670), (49, 820860), (60, 670369), (70, 574602), (84, 478835), (98, 410430), (105, 383068), (140, 287301), (147, 273620), (196, 205215), (210, 191534), (245, 164172), (294, 136810), (420, 95767), (490, 82086), (588, 68405), (735, 54724), (980, 41043), (1470, 27362), (2940, 13681)]