16281980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5693}}^1$

素因数の和:5726

約数の個数: 48

約数和(自身を含む): 40176864

約数和(自身を除く): 23894884

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5693, 11386, 22772, 28465, 56930, 62623, 74009, 113860, 125246, 148018, 250492, 296036, 313115, 370045, 626230, 740090, 814099, 1252460, 1480180, 1628198, 3256396, 4070495, 8140990, 16281980]

約数ペア:

[(1, 16281980), (2, 8140990), (4, 4070495), (5, 3256396), (10, 1628198), (11, 1480180), (13, 1252460), (20, 814099), (22, 740090), (26, 626230), (44, 370045), (52, 313115), (55, 296036), (65, 250492), (110, 148018), (130, 125246), (143, 113860), (220, 74009), (260, 62623), (286, 56930), (572, 28465), (715, 22772), (1430, 11386), (2860, 5693)]