31206170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 63694080

約数和(自身を除く): 32487910

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 193, 230, 370, 386, 437, 703, 851, 874, 965, 1406, 1702, 1930, 2185, 3515, 3667, 4255, 4370, 4439, 7030, 7141, 7334, 8510, 8878, 14282, 16169, 18335, 22195, 32338, 35705, 36670, 44390, 71410, 80845, 84341, 135679, 161690, 164243, 168682, 271358, 328486, 421705, 678395, 821215, 843410, 1356790, 1642430, 3120617, 6241234, 15603085, 31206170]

約数ペア:

[(1, 31206170), (2, 15603085), (5, 6241234), (10, 3120617), (19, 1642430), (23, 1356790), (37, 843410), (38, 821215), (46, 678395), (74, 421705), (95, 328486), (115, 271358), (185, 168682), (190, 164243), (193, 161690), (230, 135679), (370, 84341), (386, 80845), (437, 71410), (703, 44390), (851, 36670), (874, 35705), (965, 32338), (1406, 22195), (1702, 18335), (1930, 16169), (2185, 14282), (3515, 8878), (3667, 8510), (4255, 7334), (4370, 7141), (4439, 7030)]