2000246451860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11393}}^1\times {\mathrm{111119}}^1$

素因数の和:122600

約数の個数: 48

約数和(自身を含む): 4254100300800

約数和(自身を除く): 2253853848940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 11393, 22786, 45572, 56965, 111119, 113930, 222238, 227860, 444476, 555595, 900047, 1111190, 1800094, 2222380, 3600188, 4500235, 8778401, 9000470, 17556802, 18000940, 35113604, 43892005, 87784010, 175568020, 1265978767, 2531957534, 5063915068, 6329893835, 12659787670, 25319575340, 100012322593, 200024645186, 400049290372, 500061612965, 1000123225930, 2000246451860]

約数ペア:

[(1, 2000246451860), (2, 1000123225930), (4, 500061612965), (5, 400049290372), (10, 200024645186), (20, 100012322593), (79, 25319575340), (158, 12659787670), (316, 6329893835), (395, 5063915068), (790, 2531957534), (1580, 1265978767), (11393, 175568020), (22786, 87784010), (45572, 43892005), (56965, 35113604), (111119, 18000940), (113930, 17556802), (222238, 9000470), (227860, 8778401), (444476, 4500235), (555595, 3600188), (900047, 2222380), (1111190, 1800094)]