61908340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238109}}^1$

素因数の和:238131

約数の個数: 24

約数和(自身を含む): 140008680

約数和(自身を除く): 78100340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 238109, 476218, 952436, 1190545, 2381090, 3095417, 4762180, 6190834, 12381668, 15477085, 30954170, 61908340]

約数ペア:

[(1, 61908340), (2, 30954170), (4, 15477085), (5, 12381668), (10, 6190834), (13, 4762180), (20, 3095417), (26, 2381090), (52, 1190545), (65, 952436), (130, 476218), (260, 238109)]