1386475440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{825283}}^1$

素因数の和:825306

約数の個数: 80

約数和(自身を含む): 4912090368

約数和(自身を除く): 3525614928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 825283, 1650566, 2475849, 3301132, 4126415, 4951698, 5776981, 6602264, 8252830, 9903396, 11553962, 12379245, 13204528, 16505660, 17330943, 19806792, 23107924, 24758490, 28884905, 33011320, 34661886, 39613584, 46215848, 49516980, 57769810, 66022640, 69323772, 86654715, 92431696, 99033960, 115539620, 138647544, 173309430, 198067920, 231079240, 277295088, 346618860, 462158480, 693237720, 1386475440]

約数ペア:

[(1, 1386475440), (2, 693237720), (3, 462158480), (4, 346618860), (5, 277295088), (6, 231079240), (7, 198067920), (8, 173309430), (10, 138647544), (12, 115539620), (14, 99033960), (15, 92431696), (16, 86654715), (20, 69323772), (21, 66022640), (24, 57769810), (28, 49516980), (30, 46215848), (35, 39613584), (40, 34661886), (42, 33011320), (48, 28884905), (56, 24758490), (60, 23107924), (70, 19806792), (80, 17330943), (84, 16505660), (105, 13204528), (112, 12379245), (120, 11553962), (140, 9903396), (168, 8252830), (210, 6602264), (240, 5776981), (280, 4951698), (336, 4126415), (420, 3301132), (560, 2475849), (840, 1650566), (1680, 825283)]