4031840

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 9652608

約数和(自身を除く): 5620768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 223, 226, 446, 452, 565, 892, 904, 1115, 1130, 1784, 1808, 2230, 2260, 3568, 3616, 4460, 4520, 7136, 8920, 9040, 17840, 18080, 25199, 35680, 50398, 100796, 125995, 201592, 251990, 403184, 503980, 806368, 1007960, 2015920, 4031840]

約数ペア:

[(1, 4031840), (2, 2015920), (4, 1007960), (5, 806368), (8, 503980), (10, 403184), (16, 251990), (20, 201592), (32, 125995), (40, 100796), (80, 50398), (113, 35680), (160, 25199), (223, 18080), (226, 17840), (446, 9040), (452, 8920), (565, 7136), (892, 4520), (904, 4460), (1115, 3616), (1130, 3568), (1784, 2260), (1808, 2230)]