172414279780

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{883}}^1\times {\mathrm{17341}}^1$

素因数の和:18796

約数の個数: 48

約数和(自身を含む): 363144809664

約数和(自身を除く): 190730529884

約数列:

[1, 2, 4, 5, 10, 20, 563, 883, 1126, 1766, 2252, 2815, 3532, 4415, 5630, 8830, 11260, 17341, 17660, 34682, 69364, 86705, 173410, 346820, 497129, 994258, 1988516, 2485645, 4971290, 9762983, 9942580, 15312103, 19525966, 30624206, 39051932, 48814915, 61248412, 76560515, 97629830, 153121030, 195259660, 306242060, 8620713989, 17241427978, 34482855956, 43103569945, 86207139890, 172414279780]

約数ペア:

[(1, 172414279780), (2, 86207139890), (4, 43103569945), (5, 34482855956), (10, 17241427978), (20, 8620713989), (563, 306242060), (883, 195259660), (1126, 153121030), (1766, 97629830), (2252, 76560515), (2815, 61248412), (3532, 48814915), (4415, 39051932), (5630, 30624206), (8830, 19525966), (11260, 15312103), (17341, 9942580), (17660, 9762983), (34682, 4971290), (69364, 2485645), (86705, 1988516), (173410, 994258), (346820, 497129)]