20178233420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5701}}^1\times {\mathrm{4783}}^1$

素因数の和:10530

約数の個数: 48

約数和(自身を含む): 43536275328

約数和(自身を除く): 23358041908

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 4783, 5701, 9566, 11402, 19132, 22804, 23915, 28505, 47830, 57010, 95660, 114020, 176971, 210937, 353942, 421874, 707884, 843748, 884855, 1054685, 1769710, 2109370, 3539420, 4218740, 27267883, 54535766, 109071532, 136339415, 272678830, 545357660, 1008911671, 2017823342, 4035646684, 5044558355, 10089116710, 20178233420]

約数ペア:

[(1, 20178233420), (2, 10089116710), (4, 5044558355), (5, 4035646684), (10, 2017823342), (20, 1008911671), (37, 545357660), (74, 272678830), (148, 136339415), (185, 109071532), (370, 54535766), (740, 27267883), (4783, 4218740), (5701, 3539420), (9566, 2109370), (11402, 1769710), (19132, 1054685), (22804, 884855), (23915, 843748), (28505, 707884), (47830, 421874), (57010, 353942), (95660, 210937), (114020, 176971)]