20950730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3614

約数の個数: 32

約数和(自身を含む): 40988160

約数和(自身を除く): 20037430

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 3557, 5890, 7114, 17785, 35570, 67583, 110267, 135166, 220534, 337915, 551335, 675830, 1102670, 2095073, 4190146, 10475365, 20950730]

約数ペア:

[(1, 20950730), (2, 10475365), (5, 4190146), (10, 2095073), (19, 1102670), (31, 675830), (38, 551335), (62, 337915), (95, 220534), (155, 135166), (190, 110267), (310, 67583), (589, 35570), (1178, 17785), (2945, 7114), (3557, 5890)]