17200780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 38372544

約数和(自身を除く): 21171764

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 613, 1220, 1226, 1403, 2452, 2806, 3065, 5612, 6130, 7015, 12260, 14030, 14099, 28060, 28198, 37393, 56396, 70495, 74786, 140990, 149572, 186965, 281980, 373930, 747860, 860039, 1720078, 3440156, 4300195, 8600390, 17200780]

約数ペア:

[(1, 17200780), (2, 8600390), (4, 4300195), (5, 3440156), (10, 1720078), (20, 860039), (23, 747860), (46, 373930), (61, 281980), (92, 186965), (115, 149572), (122, 140990), (230, 74786), (244, 70495), (305, 56396), (460, 37393), (610, 28198), (613, 28060), (1220, 14099), (1226, 14030), (1403, 12260), (2452, 7015), (2806, 6130), (3065, 5612)]