20040412

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1733}}^1$

素因数の和:1810

約数の個数: 36

約数和(自身を含む): 41511960

約数和(自身を除く): 21471548

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 1733, 2891, 3466, 5782, 6932, 11564, 12131, 24262, 48524, 84917, 102247, 169834, 204494, 339668, 408988, 715729, 1431458, 2862916, 5010103, 10020206, 20040412]

約数ペア:

[(1, 20040412), (2, 10020206), (4, 5010103), (7, 2862916), (14, 1431458), (28, 715729), (49, 408988), (59, 339668), (98, 204494), (118, 169834), (196, 102247), (236, 84917), (413, 48524), (826, 24262), (1652, 12131), (1733, 11564), (2891, 6932), (3466, 5782)]