40239980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{577}}^1$

素因数の和:914

約数の個数: 48

約数和(自身を含む): 92637216

約数和(自身を除く): 52397236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 317, 577, 634, 1154, 1268, 1585, 2308, 2885, 3170, 3487, 5770, 6340, 6347, 6974, 11540, 12694, 13948, 17435, 25388, 31735, 34870, 63470, 69740, 126940, 182909, 365818, 731636, 914545, 1829090, 2011999, 3658180, 4023998, 8047996, 10059995, 20119990, 40239980]

約数ペア:

[(1, 40239980), (2, 20119990), (4, 10059995), (5, 8047996), (10, 4023998), (11, 3658180), (20, 2011999), (22, 1829090), (44, 914545), (55, 731636), (110, 365818), (220, 182909), (317, 126940), (577, 69740), (634, 63470), (1154, 34870), (1268, 31735), (1585, 25388), (2308, 17435), (2885, 13948), (3170, 12694), (3487, 11540), (5770, 6974), (6340, 6347)]