2467960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 6220800

約数和(自身を除く): 3752840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 79, 88, 110, 142, 158, 220, 284, 316, 355, 395, 440, 568, 632, 710, 781, 790, 869, 1420, 1562, 1580, 1738, 2840, 3124, 3160, 3476, 3905, 4345, 5609, 6248, 6952, 7810, 8690, 11218, 15620, 17380, 22436, 28045, 31240, 34760, 44872, 56090, 61699, 112180, 123398, 224360, 246796, 308495, 493592, 616990, 1233980, 2467960]

約数ペア:

[(1, 2467960), (2, 1233980), (4, 616990), (5, 493592), (8, 308495), (10, 246796), (11, 224360), (20, 123398), (22, 112180), (40, 61699), (44, 56090), (55, 44872), (71, 34760), (79, 31240), (88, 28045), (110, 22436), (142, 17380), (158, 15620), (220, 11218), (284, 8690), (316, 7810), (355, 6952), (395, 6248), (440, 5609), (568, 4345), (632, 3905), (710, 3476), (781, 3160), (790, 3124), (869, 2840), (1420, 1738), (1562, 1580)]