4519180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 10112256

約数和(自身を除く): 5593076

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 197, 310, 370, 394, 620, 740, 788, 985, 1147, 1970, 2294, 3940, 4588, 5735, 6107, 7289, 11470, 12214, 14578, 22940, 24428, 29156, 30535, 36445, 61070, 72890, 122140, 145780, 225959, 451918, 903836, 1129795, 2259590, 4519180]

約数ペア:

[(1, 4519180), (2, 2259590), (4, 1129795), (5, 903836), (10, 451918), (20, 225959), (31, 145780), (37, 122140), (62, 72890), (74, 61070), (124, 36445), (148, 30535), (155, 29156), (185, 24428), (197, 22940), (310, 14578), (370, 12214), (394, 11470), (620, 7289), (740, 6107), (788, 5735), (985, 4588), (1147, 3940), (1970, 2294)]