20940369472

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{8011}}^1$

素因数の和:8160

約数の個数: 112

約数和(自身を含む): 46887505920

約数和(自身を除く): 25947136448

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 79, 88, 94, 158, 176, 188, 316, 352, 376, 517, 632, 704, 752, 869, 1034, 1264, 1504, 1738, 2068, 2528, 3008, 3476, 3713, 4136, 5056, 6952, 7426, 8011, 8272, 13904, 14852, 16022, 16544, 27808, 29704, 32044, 33088, 40843, 55616, 59408, 64088, 81686, 88121, 118816, 128176, 163372, 176242, 237632, 256352, 326744, 352484, 376517, 512704, 632869, 653488, 704968, 753034, 1265738, 1306976, 1409936, 1506068, 2531476, 2613952, 2819872, 3012136, 4141687, 5062952, 5639744, 6024272, 6961559, 8283374, 10125904, 12048544, 13923118, 16566748, 20251808, 24097088, 27846236, 29744843, 33133496, 40503616, 55692472, 59489686, 66266992, 111384944, 118979372, 132533984, 222769888, 237958744, 265067968, 327193273, 445539776, 475917488, 654386546, 951834976, 1308773092, 1903669952, 2617546184, 5235092368, 10470184736, 20940369472]

約数ペア:

[(1, 20940369472), (2, 10470184736), (4, 5235092368), (8, 2617546184), (11, 1903669952), (16, 1308773092), (22, 951834976), (32, 654386546), (44, 475917488), (47, 445539776), (64, 327193273), (79, 265067968), (88, 237958744), (94, 222769888), (158, 132533984), (176, 118979372), (188, 111384944), (316, 66266992), (352, 59489686), (376, 55692472), (517, 40503616), (632, 33133496), (704, 29744843), (752, 27846236), (869, 24097088), (1034, 20251808), (1264, 16566748), (1504, 13923118), (1738, 12048544), (2068, 10125904), (2528, 8283374), (3008, 6961559), (3476, 6024272), (3713, 5639744), (4136, 5062952), (5056, 4141687), (6952, 3012136), (7426, 2819872), (8011, 2613952), (8272, 2531476), (13904, 1506068), (14852, 1409936), (16022, 1306976), (16544, 1265738), (27808, 753034), (29704, 704968), (32044, 653488), (33088, 632869), (40843, 512704), (55616, 376517), (59408, 352484), (64088, 326744), (81686, 256352), (88121, 237632), (118816, 176242), (128176, 163372)]