653246140

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{569}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 1387562400

約数和(自身を除く): 734316260

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 419, 548, 569, 685, 838, 1138, 1370, 1676, 2095, 2276, 2740, 2845, 4190, 5690, 8380, 11380, 57403, 77953, 114806, 155906, 229612, 238411, 287015, 311812, 389765, 476822, 574030, 779530, 953644, 1148060, 1192055, 1559060, 2384110, 4768220, 32662307, 65324614, 130649228, 163311535, 326623070, 653246140]

約数ペア:

[(1, 653246140), (2, 326623070), (4, 163311535), (5, 130649228), (10, 65324614), (20, 32662307), (137, 4768220), (274, 2384110), (419, 1559060), (548, 1192055), (569, 1148060), (685, 953644), (838, 779530), (1138, 574030), (1370, 476822), (1676, 389765), (2095, 311812), (2276, 287015), (2740, 238411), (2845, 229612), (4190, 155906), (5690, 114806), (8380, 77953), (11380, 57403)]