31823860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1009}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 71265600

約数和(自身を除く): 39441740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1009, 1577, 1660, 2018, 3154, 4036, 5045, 6308, 7885, 10090, 15770, 19171, 20180, 31540, 38342, 76684, 83747, 95855, 167494, 191710, 334988, 383420, 418735, 837470, 1591193, 1674940, 3182386, 6364772, 7955965, 15911930, 31823860]

約数ペア:

[(1, 31823860), (2, 15911930), (4, 7955965), (5, 6364772), (10, 3182386), (19, 1674940), (20, 1591193), (38, 837470), (76, 418735), (83, 383420), (95, 334988), (166, 191710), (190, 167494), (332, 95855), (380, 83747), (415, 76684), (830, 38342), (1009, 31540), (1577, 20180), (1660, 19171), (2018, 15770), (3154, 10090), (4036, 7885), (5045, 6308)]