30882790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 63037440

約数和(自身を除く): 32154650

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 191, 230, 370, 382, 437, 703, 851, 874, 955, 1406, 1702, 1910, 2185, 3515, 3629, 4255, 4370, 4393, 7030, 7067, 7258, 8510, 8786, 14134, 16169, 18145, 21965, 32338, 35335, 36290, 43930, 70670, 80845, 83467, 134273, 161690, 162541, 166934, 268546, 325082, 417335, 671365, 812705, 834670, 1342730, 1625410, 3088279, 6176558, 15441395, 30882790]

約数ペア:

[(1, 30882790), (2, 15441395), (5, 6176558), (10, 3088279), (19, 1625410), (23, 1342730), (37, 834670), (38, 812705), (46, 671365), (74, 417335), (95, 325082), (115, 268546), (185, 166934), (190, 162541), (191, 161690), (230, 134273), (370, 83467), (382, 80845), (437, 70670), (703, 43930), (851, 36290), (874, 35335), (955, 32338), (1406, 21965), (1702, 18145), (1910, 16169), (2185, 14134), (3515, 8786), (3629, 8510), (4255, 7258), (4370, 7067), (4393, 7030)]