2244020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 5034960

約数和(自身を除く): 2790940

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 73, 106, 116, 145, 146, 212, 265, 290, 292, 365, 530, 580, 730, 1060, 1460, 1537, 2117, 3074, 3869, 4234, 6148, 7685, 7738, 8468, 10585, 15370, 15476, 19345, 21170, 30740, 38690, 42340, 77380, 112201, 224402, 448804, 561005, 1122010, 2244020]

約数ペア:

[(1, 2244020), (2, 1122010), (4, 561005), (5, 448804), (10, 224402), (20, 112201), (29, 77380), (53, 42340), (58, 38690), (73, 30740), (106, 21170), (116, 19345), (145, 15476), (146, 15370), (212, 10585), (265, 8468), (290, 7738), (292, 7685), (365, 6148), (530, 4234), (580, 3869), (730, 3074), (1060, 2117), (1460, 1537)]