16775980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{571}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 38342304

約数和(自身を除く): 21566324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 571, 1130, 1142, 1469, 2260, 2284, 2855, 2938, 5710, 5876, 7345, 7423, 11420, 14690, 14846, 29380, 29692, 37115, 64523, 74230, 129046, 148460, 258092, 322615, 645230, 838799, 1290460, 1677598, 3355196, 4193995, 8387990, 16775980]

約数ペア:

[(1, 16775980), (2, 8387990), (4, 4193995), (5, 3355196), (10, 1677598), (13, 1290460), (20, 838799), (26, 645230), (52, 322615), (65, 258092), (113, 148460), (130, 129046), (226, 74230), (260, 64523), (452, 37115), (565, 29692), (571, 29380), (1130, 14846), (1142, 14690), (1469, 11420), (2260, 7423), (2284, 7345), (2855, 5876), (2938, 5710)]