2032780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 4558176

約数和(自身を除く): 2525396

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 67, 74, 82, 134, 148, 164, 185, 205, 268, 335, 370, 410, 670, 740, 820, 1340, 1517, 2479, 2747, 3034, 4958, 5494, 6068, 7585, 9916, 10988, 12395, 13735, 15170, 24790, 27470, 30340, 49580, 54940, 101639, 203278, 406556, 508195, 1016390, 2032780]

約数ペア:

[(1, 2032780), (2, 1016390), (4, 508195), (5, 406556), (10, 203278), (20, 101639), (37, 54940), (41, 49580), (67, 30340), (74, 27470), (82, 24790), (134, 15170), (148, 13735), (164, 12395), (185, 10988), (205, 9916), (268, 7585), (335, 6068), (370, 5494), (410, 4958), (670, 3034), (740, 2747), (820, 2479), (1340, 1517)]