30829880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 71419320

約数和(自身を除く): 40589440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 563, 740, 1126, 1369, 1480, 2252, 2738, 2815, 4504, 5476, 5630, 6845, 10952, 11260, 13690, 20831, 22520, 27380, 41662, 54760, 83324, 104155, 166648, 208310, 416620, 770747, 833240, 1541494, 3082988, 3853735, 6165976, 7707470, 15414940, 30829880]

約数ペア:

[(1, 30829880), (2, 15414940), (4, 7707470), (5, 6165976), (8, 3853735), (10, 3082988), (20, 1541494), (37, 833240), (40, 770747), (74, 416620), (148, 208310), (185, 166648), (296, 104155), (370, 83324), (563, 54760), (740, 41662), (1126, 27380), (1369, 22520), (1480, 20831), (2252, 13690), (2738, 11260), (2815, 10952), (4504, 6845), (5476, 5630)]