20135360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 112

約数和(自身を含む): 55961280

約数和(自身を除く): 35825920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 101, 112, 140, 160, 178, 202, 224, 280, 320, 356, 404, 445, 448, 505, 560, 623, 707, 712, 808, 890, 1010, 1120, 1246, 1414, 1424, 1616, 1780, 2020, 2240, 2492, 2828, 2848, 3115, 3232, 3535, 3560, 4040, 4984, 5656, 5696, 6230, 6464, 7070, 7120, 8080, 8989, 9968, 11312, 12460, 14140, 14240, 16160, 17978, 19936, 22624, 24920, 28280, 28480, 32320, 35956, 39872, 44945, 45248, 49840, 56560, 62923, 71912, 89890, 99680, 113120, 125846, 143824, 179780, 199360, 226240, 251692, 287648, 314615, 359560, 503384, 575296, 629230, 719120, 1006768, 1258460, 1438240, 2013536, 2516920, 2876480, 4027072, 5033840, 10067680, 20135360]

約数ペア:

[(1, 20135360), (2, 10067680), (4, 5033840), (5, 4027072), (7, 2876480), (8, 2516920), (10, 2013536), (14, 1438240), (16, 1258460), (20, 1006768), (28, 719120), (32, 629230), (35, 575296), (40, 503384), (56, 359560), (64, 314615), (70, 287648), (80, 251692), (89, 226240), (101, 199360), (112, 179780), (140, 143824), (160, 125846), (178, 113120), (202, 99680), (224, 89890), (280, 71912), (320, 62923), (356, 56560), (404, 49840), (445, 45248), (448, 44945), (505, 39872), (560, 35956), (623, 32320), (707, 28480), (712, 28280), (808, 24920), (890, 22624), (1010, 19936), (1120, 17978), (1246, 16160), (1414, 14240), (1424, 14140), (1616, 12460), (1780, 11312), (2020, 9968), (2240, 8989), (2492, 8080), (2828, 7120), (2848, 7070), (3115, 6464), (3232, 6230), (3535, 5696), (3560, 5656), (4040, 4984)]