13261140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73673}}^1$

素因数の和:73688

約数の個数: 36

約数和(自身を含む): 40226004

約数和(自身を除く): 26964864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 73673, 147346, 221019, 294692, 368365, 442038, 663057, 736730, 884076, 1105095, 1326114, 1473460, 2210190, 2652228, 3315285, 4420380, 6630570, 13261140]

約数ペア:

[(1, 13261140), (2, 6630570), (3, 4420380), (4, 3315285), (5, 2652228), (6, 2210190), (9, 1473460), (10, 1326114), (12, 1105095), (15, 884076), (18, 736730), (20, 663057), (30, 442038), (36, 368365), (45, 294692), (60, 221019), (90, 147346), (180, 73673)]