203469940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1579}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 453902400

約数和(自身を除く): 250432460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 379, 758, 1516, 1579, 1895, 3158, 3790, 6316, 6443, 7580, 7895, 12886, 15790, 25772, 26843, 31580, 32215, 53686, 64430, 107372, 128860, 134215, 268430, 536860, 598441, 1196882, 2393764, 2992205, 5984410, 10173497, 11968820, 20346994, 40693988, 50867485, 101734970, 203469940]

約数ペア:

[(1, 203469940), (2, 101734970), (4, 50867485), (5, 40693988), (10, 20346994), (17, 11968820), (20, 10173497), (34, 5984410), (68, 2992205), (85, 2393764), (170, 1196882), (340, 598441), (379, 536860), (758, 268430), (1516, 134215), (1579, 128860), (1895, 107372), (3158, 64430), (3790, 53686), (6316, 32215), (6443, 31580), (7580, 26843), (7895, 25772), (12886, 15790)]