195215980

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{15923}}^1$

素因数の和:16545

約数の個数: 24

約数和(自身を含む): 410648112

約数和(自身を除く): 215432132

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 15923, 31846, 63692, 79615, 159230, 318460, 9760799, 19521598, 39043196, 48803995, 97607990, 195215980]

約数ペア:

[(1, 195215980), (2, 97607990), (4, 48803995), (5, 39043196), (10, 19521598), (20, 9760799), (613, 318460), (1226, 159230), (2452, 79615), (3065, 63692), (6130, 31846), (12260, 15923)]