31589220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40499}}^1$

素因数の和:40524

約数の個数: 48

約数和(自身を含む): 95256000

約数和(自身を除く): 63666780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 40499, 80998, 121497, 161996, 202495, 242994, 404990, 485988, 526487, 607485, 809980, 1052974, 1214970, 1579461, 2105948, 2429940, 2632435, 3158922, 5264870, 6317844, 7897305, 10529740, 15794610, 31589220]

約数ペア:

[(1, 31589220), (2, 15794610), (3, 10529740), (4, 7897305), (5, 6317844), (6, 5264870), (10, 3158922), (12, 2632435), (13, 2429940), (15, 2105948), (20, 1579461), (26, 1214970), (30, 1052974), (39, 809980), (52, 607485), (60, 526487), (65, 485988), (78, 404990), (130, 242994), (156, 202495), (195, 161996), (260, 121497), (390, 80998), (780, 40499)]