2473180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 5362560

約数和(自身を除く): 2889380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3989, 7978, 15956, 19945, 39890, 79780, 123659, 247318, 494636, 618295, 1236590, 2473180]

約数ペア:

[(1, 2473180), (2, 1236590), (4, 618295), (5, 494636), (10, 247318), (20, 123659), (31, 79780), (62, 39890), (124, 19945), (155, 15956), (310, 7978), (620, 3989)]