201738860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{709}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 435849120

約数和(自身を除く): 234110260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 347, 410, 694, 709, 820, 1388, 1418, 1735, 2836, 3470, 3545, 6940, 7090, 14180, 14227, 28454, 29069, 56908, 58138, 71135, 116276, 142270, 145345, 246023, 284540, 290690, 492046, 581380, 984092, 1230115, 2460230, 4920460, 10086943, 20173886, 40347772, 50434715, 100869430, 201738860]

約数ペア:

[(1, 201738860), (2, 100869430), (4, 50434715), (5, 40347772), (10, 20173886), (20, 10086943), (41, 4920460), (82, 2460230), (164, 1230115), (205, 984092), (347, 581380), (410, 492046), (694, 290690), (709, 284540), (820, 246023), (1388, 145345), (1418, 142270), (1735, 116276), (2836, 71135), (3470, 58138), (3545, 56908), (6940, 29069), (7090, 28454), (14180, 14227)]