4065560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 9767520

約数和(自身を除く): 5701960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 67, 74, 82, 134, 148, 164, 185, 205, 268, 296, 328, 335, 370, 410, 536, 670, 740, 820, 1340, 1480, 1517, 1640, 2479, 2680, 2747, 3034, 4958, 5494, 6068, 7585, 9916, 10988, 12136, 12395, 13735, 15170, 19832, 21976, 24790, 27470, 30340, 49580, 54940, 60680, 99160, 101639, 109880, 203278, 406556, 508195, 813112, 1016390, 2032780, 4065560]

約数ペア:

[(1, 4065560), (2, 2032780), (4, 1016390), (5, 813112), (8, 508195), (10, 406556), (20, 203278), (37, 109880), (40, 101639), (41, 99160), (67, 60680), (74, 54940), (82, 49580), (134, 30340), (148, 27470), (164, 24790), (185, 21976), (205, 19832), (268, 15170), (296, 13735), (328, 12395), (335, 12136), (370, 10988), (410, 9916), (536, 7585), (670, 6068), (740, 5494), (820, 4958), (1340, 3034), (1480, 2747), (1517, 2680), (1640, 2479)]