4487220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 13805064

約数和(自身を除く): 9317844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 257, 291, 388, 485, 514, 582, 771, 873, 970, 1028, 1164, 1285, 1455, 1542, 1746, 1940, 2313, 2570, 2910, 3084, 3492, 3855, 4365, 4626, 5140, 5820, 7710, 8730, 9252, 11565, 15420, 17460, 23130, 24929, 46260, 49858, 74787, 99716, 124645, 149574, 224361, 249290, 299148, 373935, 448722, 498580, 747870, 897444, 1121805, 1495740, 2243610, 4487220]

約数ペア:

[(1, 4487220), (2, 2243610), (3, 1495740), (4, 1121805), (5, 897444), (6, 747870), (9, 498580), (10, 448722), (12, 373935), (15, 299148), (18, 249290), (20, 224361), (30, 149574), (36, 124645), (45, 99716), (60, 74787), (90, 49858), (97, 46260), (180, 24929), (194, 23130), (257, 17460), (291, 15420), (388, 11565), (485, 9252), (514, 8730), (582, 7710), (771, 5820), (873, 5140), (970, 4626), (1028, 4365), (1164, 3855), (1285, 3492), (1455, 3084), (1542, 2910), (1746, 2570), (1940, 2313)]