20950380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3527}}^1$

素因数の和:3556

約数の個数: 96

約数和(自身を含む): 71124480

約数和(自身を除く): 50174100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3527, 5940, 7054, 10581, 14108, 17635, 21162, 31743, 35270, 38797, 42324, 52905, 63486, 70540, 77594, 95229, 105810, 116391, 126972, 155188, 158715, 190458, 193985, 211620, 232782, 317430, 349173, 380916, 387970, 465564, 476145, 581955, 634860, 698346, 775940, 952290, 1047519, 1163910, 1396692, 1745865, 1904580, 2095038, 2327820, 3491730, 4190076, 5237595, 6983460, 10475190, 20950380]

約数ペア:

[(1, 20950380), (2, 10475190), (3, 6983460), (4, 5237595), (5, 4190076), (6, 3491730), (9, 2327820), (10, 2095038), (11, 1904580), (12, 1745865), (15, 1396692), (18, 1163910), (20, 1047519), (22, 952290), (27, 775940), (30, 698346), (33, 634860), (36, 581955), (44, 476145), (45, 465564), (54, 387970), (55, 380916), (60, 349173), (66, 317430), (90, 232782), (99, 211620), (108, 193985), (110, 190458), (132, 158715), (135, 155188), (165, 126972), (180, 116391), (198, 105810), (220, 95229), (270, 77594), (297, 70540), (330, 63486), (396, 52905), (495, 42324), (540, 38797), (594, 35270), (660, 31743), (990, 21162), (1188, 17635), (1485, 14108), (1980, 10581), (2970, 7054), (3527, 5940)]