20191155840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3505409}}^1$

素因数の和:3505434

約数の個数: 96

約数和(自身を含む): 69722604900

約数和(自身を除く): 49531449060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 3505409, 7010818, 10516227, 14021636, 17527045, 21032454, 28043272, 31548681, 35054090, 42064908, 52581135, 56086544, 63097362, 70108180, 84129816, 105162270, 112173088, 126194724, 140216360, 157743405, 168259632, 210324540, 224346176, 252389448, 280432720, 315486810, 336519264, 420649080, 448692352, 504778896, 560865440, 630973620, 673038528, 841298160, 1009557792, 1121730880, 1261947240, 1346077056, 1682596320, 2019115584, 2243461760, 2523894480, 3365192640, 4038231168, 5047788960, 6730385280, 10095577920, 20191155840]

約数ペア:

[(1, 20191155840), (2, 10095577920), (3, 6730385280), (4, 5047788960), (5, 4038231168), (6, 3365192640), (8, 2523894480), (9, 2243461760), (10, 2019115584), (12, 1682596320), (15, 1346077056), (16, 1261947240), (18, 1121730880), (20, 1009557792), (24, 841298160), (30, 673038528), (32, 630973620), (36, 560865440), (40, 504778896), (45, 448692352), (48, 420649080), (60, 336519264), (64, 315486810), (72, 280432720), (80, 252389448), (90, 224346176), (96, 210324540), (120, 168259632), (128, 157743405), (144, 140216360), (160, 126194724), (180, 112173088), (192, 105162270), (240, 84129816), (288, 70108180), (320, 63097362), (360, 56086544), (384, 52581135), (480, 42064908), (576, 35054090), (640, 31548681), (720, 28043272), (960, 21032454), (1152, 17527045), (1440, 14021636), (1920, 10516227), (2880, 7010818), (5760, 3505409)]