738805940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1\times {\mathrm{673}}^1$

素因数の和:1232

約数の個数: 48

約数和(自身を含む): 1569395520

約数和(自身を除く): 830589580

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 419, 524, 655, 673, 838, 1310, 1346, 1676, 2095, 2620, 2692, 3365, 4190, 6730, 8380, 13460, 54889, 88163, 109778, 176326, 219556, 274445, 281987, 352652, 440815, 548890, 563974, 881630, 1097780, 1127948, 1409935, 1763260, 2819870, 5639740, 36940297, 73880594, 147761188, 184701485, 369402970, 738805940]

約数ペア:

[(1, 738805940), (2, 369402970), (4, 184701485), (5, 147761188), (10, 73880594), (20, 36940297), (131, 5639740), (262, 2819870), (419, 1763260), (524, 1409935), (655, 1127948), (673, 1097780), (838, 881630), (1310, 563974), (1346, 548890), (1676, 440815), (2095, 352652), (2620, 281987), (2692, 274445), (3365, 219556), (4190, 176326), (6730, 109778), (8380, 88163), (13460, 54889)]