2003123590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{21611}}^1$

素因数の和:21685

約数の個数: 64

約数和(自身を含む): 4182700032

約数和(自身を除く): 2179576442

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 155, 230, 299, 310, 403, 598, 713, 806, 1426, 1495, 2015, 2990, 3565, 4030, 7130, 9269, 18538, 21611, 43222, 46345, 92690, 108055, 216110, 280943, 497053, 561886, 669941, 994106, 1339882, 1404715, 2485265, 2809430, 3349705, 4970530, 6461689, 6699410, 8709233, 12923378, 15408643, 17418466, 30817286, 32308445, 43546165, 64616890, 77043215, 87092330, 154086430, 200312359, 400624718, 1001561795, 2003123590]

約数ペア:

[(1, 2003123590), (2, 1001561795), (5, 400624718), (10, 200312359), (13, 154086430), (23, 87092330), (26, 77043215), (31, 64616890), (46, 43546165), (62, 32308445), (65, 30817286), (115, 17418466), (130, 15408643), (155, 12923378), (230, 8709233), (299, 6699410), (310, 6461689), (403, 4970530), (598, 3349705), (713, 2809430), (806, 2485265), (1426, 1404715), (1495, 1339882), (2015, 994106), (2990, 669941), (3565, 561886), (4030, 497053), (7130, 280943), (9269, 216110), (18538, 108055), (21611, 92690), (43222, 46345)]