1985860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3203}}^1$

素因数の和:3243

約数の個数: 24

約数和(自身を含む): 4306176

約数和(自身を除く): 2320316

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3203, 6406, 12812, 16015, 32030, 64060, 99293, 198586, 397172, 496465, 992930, 1985860]

約数ペア:

[(1, 1985860), (2, 992930), (4, 496465), (5, 397172), (10, 198586), (20, 99293), (31, 64060), (62, 32030), (124, 16015), (155, 12812), (310, 6406), (620, 3203)]