247854220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1\times {\mathrm{1217}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 552484800

約数和(自身を除く): 304630580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 599, 1198, 1217, 2396, 2434, 2995, 4868, 5990, 6085, 10183, 11980, 12170, 20366, 20689, 24340, 40732, 41378, 50915, 82756, 101830, 103445, 203660, 206890, 413780, 728983, 1457966, 2915932, 3644915, 7289830, 12392711, 14579660, 24785422, 49570844, 61963555, 123927110, 247854220]

約数ペア:

[(1, 247854220), (2, 123927110), (4, 61963555), (5, 49570844), (10, 24785422), (17, 14579660), (20, 12392711), (34, 7289830), (68, 3644915), (85, 2915932), (170, 1457966), (340, 728983), (599, 413780), (1198, 206890), (1217, 203660), (2396, 103445), (2434, 101830), (2995, 82756), (4868, 50915), (5990, 41378), (6085, 40732), (10183, 24340), (11980, 20689), (12170, 20366)]