40012160

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 96757200

約数和(自身を除く): 56745040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 619, 640, 808, 1010, 1238, 1616, 2020, 2476, 3095, 3232, 4040, 4952, 6190, 6464, 8080, 9904, 12380, 12928, 16160, 19808, 24760, 32320, 39616, 49520, 62519, 64640, 79232, 99040, 125038, 198080, 250076, 312595, 396160, 500152, 625190, 1000304, 1250380, 2000608, 2500760, 4001216, 5001520, 8002432, 10003040, 20006080, 40012160]

約数ペア:

[(1, 40012160), (2, 20006080), (4, 10003040), (5, 8002432), (8, 5001520), (10, 4001216), (16, 2500760), (20, 2000608), (32, 1250380), (40, 1000304), (64, 625190), (80, 500152), (101, 396160), (128, 312595), (160, 250076), (202, 198080), (320, 125038), (404, 99040), (505, 79232), (619, 64640), (640, 62519), (808, 49520), (1010, 39616), (1238, 32320), (1616, 24760), (2020, 19808), (2476, 16160), (3095, 12928), (3232, 12380), (4040, 9904), (4952, 8080), (6190, 6464)]