18077260060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{112997}}^1$

素因数の和:113446

約数の個数: 48

約数和(自身を含む): 40055531040

約数和(自身を除く): 21978270980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 421, 842, 1684, 2105, 4210, 7999, 8420, 15998, 31996, 39995, 79990, 112997, 159980, 225994, 451988, 564985, 1129970, 2146943, 2259940, 4293886, 8587772, 10734715, 21469430, 42938860, 47571737, 95143474, 190286948, 237858685, 475717370, 903863003, 951434740, 1807726006, 3615452012, 4519315015, 9038630030, 18077260060]

約数ペア:

[(1, 18077260060), (2, 9038630030), (4, 4519315015), (5, 3615452012), (10, 1807726006), (19, 951434740), (20, 903863003), (38, 475717370), (76, 237858685), (95, 190286948), (190, 95143474), (380, 47571737), (421, 42938860), (842, 21469430), (1684, 10734715), (2105, 8587772), (4210, 4293886), (7999, 2259940), (8420, 2146943), (15998, 1129970), (31996, 564985), (39995, 451988), (79990, 225994), (112997, 159980)]