20123647680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{45869}}^1$

素因数の和:46346

約数の個数: 112

約数和(自身を含む): 64033786080

約数和(自身を除く): 43910138400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 457, 480, 914, 960, 1371, 1828, 2285, 2742, 3656, 4570, 5484, 6855, 7312, 9140, 10968, 13710, 14624, 18280, 21936, 27420, 29248, 36560, 43872, 45869, 54840, 73120, 87744, 91738, 109680, 137607, 146240, 183476, 219360, 229345, 275214, 366952, 438720, 458690, 550428, 688035, 733904, 917380, 1100856, 1376070, 1467808, 1834760, 2201712, 2752140, 2935616, 3669520, 4403424, 5504280, 7339040, 8806848, 11008560, 14678080, 20962133, 22017120, 41924266, 44034240, 62886399, 83848532, 104810665, 125772798, 167697064, 209621330, 251545596, 314431995, 335394128, 419242660, 503091192, 628863990, 670788256, 838485320, 1006182384, 1257727980, 1341576512, 1676970640, 2012364768, 2515455960, 3353941280, 4024729536, 5030911920, 6707882560, 10061823840, 20123647680]

約数ペア:

[(1, 20123647680), (2, 10061823840), (3, 6707882560), (4, 5030911920), (5, 4024729536), (6, 3353941280), (8, 2515455960), (10, 2012364768), (12, 1676970640), (15, 1341576512), (16, 1257727980), (20, 1006182384), (24, 838485320), (30, 670788256), (32, 628863990), (40, 503091192), (48, 419242660), (60, 335394128), (64, 314431995), (80, 251545596), (96, 209621330), (120, 167697064), (160, 125772798), (192, 104810665), (240, 83848532), (320, 62886399), (457, 44034240), (480, 41924266), (914, 22017120), (960, 20962133), (1371, 14678080), (1828, 11008560), (2285, 8806848), (2742, 7339040), (3656, 5504280), (4570, 4403424), (5484, 3669520), (6855, 2935616), (7312, 2752140), (9140, 2201712), (10968, 1834760), (13710, 1467808), (14624, 1376070), (18280, 1100856), (21936, 917380), (27420, 733904), (29248, 688035), (36560, 550428), (43872, 458690), (45869, 438720), (54840, 366952), (73120, 275214), (87744, 229345), (91738, 219360), (109680, 183476), (137607, 146240)]