19343640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 58325760

約数和(自身を除く): 38982120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 487, 662, 974, 993, 1324, 1461, 1655, 1948, 1986, 2435, 2648, 2922, 3310, 3896, 3972, 4870, 4965, 5844, 6620, 7305, 7944, 9740, 9930, 11688, 13240, 14610, 19480, 19860, 29220, 39720, 58440, 161197, 322394, 483591, 644788, 805985, 967182, 1289576, 1611970, 1934364, 2417955, 3223940, 3868728, 4835910, 6447880, 9671820, 19343640]

約数ペア:

[(1, 19343640), (2, 9671820), (3, 6447880), (4, 4835910), (5, 3868728), (6, 3223940), (8, 2417955), (10, 1934364), (12, 1611970), (15, 1289576), (20, 967182), (24, 805985), (30, 644788), (40, 483591), (60, 322394), (120, 161197), (331, 58440), (487, 39720), (662, 29220), (974, 19860), (993, 19480), (1324, 14610), (1461, 13240), (1655, 11688), (1948, 9930), (1986, 9740), (2435, 7944), (2648, 7305), (2922, 6620), (3310, 5844), (3896, 4965), (3972, 4870)]