16403820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2087}}^1$

素因数の和:2230

約数の個数: 48

約数和(自身を含む): 46303488

約数和(自身を除く): 29899668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2087, 2620, 3930, 4174, 6261, 7860, 8348, 10435, 12522, 20870, 25044, 31305, 41740, 62610, 125220, 273397, 546794, 820191, 1093588, 1366985, 1640382, 2733970, 3280764, 4100955, 5467940, 8201910, 16403820]

約数ペア:

[(1, 16403820), (2, 8201910), (3, 5467940), (4, 4100955), (5, 3280764), (6, 2733970), (10, 1640382), (12, 1366985), (15, 1093588), (20, 820191), (30, 546794), (60, 273397), (131, 125220), (262, 62610), (393, 41740), (524, 31305), (655, 25044), (786, 20870), (1310, 12522), (1572, 10435), (1965, 8348), (2087, 7860), (2620, 6261), (3930, 4174)]