4060640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 9843120

約数和(自身を除く): 5782480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 619, 656, 820, 1238, 1312, 1640, 2476, 3095, 3280, 4952, 6190, 6560, 9904, 12380, 19808, 24760, 25379, 49520, 50758, 99040, 101516, 126895, 203032, 253790, 406064, 507580, 812128, 1015160, 2030320, 4060640]

約数ペア:

[(1, 4060640), (2, 2030320), (4, 1015160), (5, 812128), (8, 507580), (10, 406064), (16, 253790), (20, 203032), (32, 126895), (40, 101516), (41, 99040), (80, 50758), (82, 49520), (160, 25379), (164, 24760), (205, 19808), (328, 12380), (410, 9904), (619, 6560), (656, 6190), (820, 4952), (1238, 3280), (1312, 3095), (1640, 2476)]