30938440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59497}}^1$

素因数の和:59521

約数の個数: 32

約数和(自身を含む): 74967480

約数和(自身を除く): 44029040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59497, 118994, 237988, 297485, 475976, 594970, 773461, 1189940, 1546922, 2379880, 3093844, 3867305, 6187688, 7734610, 15469220, 30938440]

約数ペア:

[(1, 30938440), (2, 15469220), (4, 7734610), (5, 6187688), (8, 3867305), (10, 3093844), (13, 2379880), (20, 1546922), (26, 1189940), (40, 773461), (52, 594970), (65, 475976), (104, 297485), (130, 237988), (260, 118994), (520, 59497)]