4873640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 11396700

約数和(自身を除く): 6523060

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 89, 148, 178, 185, 296, 356, 370, 445, 712, 740, 890, 1369, 1480, 1780, 2738, 3293, 3560, 5476, 6586, 6845, 10952, 13172, 13690, 16465, 26344, 27380, 32930, 54760, 65860, 121841, 131720, 243682, 487364, 609205, 974728, 1218410, 2436820, 4873640]

約数ペア:

[(1, 4873640), (2, 2436820), (4, 1218410), (5, 974728), (8, 609205), (10, 487364), (20, 243682), (37, 131720), (40, 121841), (74, 65860), (89, 54760), (148, 32930), (178, 27380), (185, 26344), (296, 16465), (356, 13690), (370, 13172), (445, 10952), (712, 6845), (740, 6586), (890, 5476), (1369, 3560), (1480, 3293), (1780, 2738)]