49664980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{40709}}^1$

素因数の和:40779

約数の個数: 24

約数和(自身を含む): 106008840

約数和(自身を除く): 56343860

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 40709, 81418, 162836, 203545, 407090, 814180, 2483249, 4966498, 9932996, 12416245, 24832490, 49664980]

約数ペア:

[(1, 49664980), (2, 24832490), (4, 12416245), (5, 9932996), (10, 4966498), (20, 2483249), (61, 814180), (122, 407090), (244, 203545), (305, 162836), (610, 81418), (1220, 40709)]