381311020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{48761}}^1$

素因数の和:48810

約数の個数: 48

約数和(自身を含む): 884737728

約数和(自身を除く): 503426708

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 48761, 97522, 195044, 243805, 487610, 828937, 975220, 1121503, 1657874, 2243006, 3315748, 4144685, 4486012, 5607515, 8289370, 11215030, 16578740, 19065551, 22430060, 38131102, 76262204, 95327755, 190655510, 381311020]

約数ペア:

[(1, 381311020), (2, 190655510), (4, 95327755), (5, 76262204), (10, 38131102), (17, 22430060), (20, 19065551), (23, 16578740), (34, 11215030), (46, 8289370), (68, 5607515), (85, 4486012), (92, 4144685), (115, 3315748), (170, 2243006), (230, 1657874), (340, 1121503), (391, 975220), (460, 828937), (782, 487610), (1564, 243805), (1955, 195044), (3910, 97522), (7820, 48761)]