20189862320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14845487}}^1$

素因数の和:14845517

約数の個数: 40

約数和(自身を含む): 49702693824

約数和(自身を除く): 29512831504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 14845487, 29690974, 59381948, 74227435, 118763896, 148454870, 237527792, 252373279, 296909740, 504746558, 593819480, 1009493116, 1187638960, 1261866395, 2018986232, 2523732790, 4037972464, 5047465580, 10094931160, 20189862320]

約数ペア:

[(1, 20189862320), (2, 10094931160), (4, 5047465580), (5, 4037972464), (8, 2523732790), (10, 2018986232), (16, 1261866395), (17, 1187638960), (20, 1009493116), (34, 593819480), (40, 504746558), (68, 296909740), (80, 252373279), (85, 237527792), (136, 148454870), (170, 118763896), (272, 74227435), (340, 59381948), (680, 29690974), (1360, 14845487)]