19005354880

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1\times {\mathrm{911}}^1$

素因数の和:1848

約数の個数: 128

約数和(自身を含む): 46766885760

約数和(自身を除く): 27761530880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 881, 911, 1184, 1480, 1762, 1822, 2368, 2960, 3524, 3644, 4405, 4555, 4736, 5920, 7048, 7288, 8810, 9110, 11840, 14096, 14576, 17620, 18220, 23680, 28192, 29152, 32597, 33707, 35240, 36440, 56384, 58304, 65194, 67414, 70480, 72880, 112768, 116608, 130388, 134828, 140960, 145760, 162985, 168535, 260776, 269656, 281920, 291520, 325970, 337070, 521552, 539312, 563840, 583040, 651940, 674140, 802591, 1043104, 1078624, 1303880, 1348280, 1605182, 2086208, 2157248, 2607760, 2696560, 3210364, 4012955, 4172416, 4314496, 5215520, 5393120, 6420728, 8025910, 10431040, 10786240, 12841456, 16051820, 20862080, 21572480, 25682912, 29695867, 32103640, 51365824, 59391734, 64207280, 102731648, 118783468, 128414560, 148479335, 237566936, 256829120, 296958670, 475133872, 513658240, 593917340, 950267744, 1187834680, 1900535488, 2375669360, 3801070976, 4751338720, 9502677440, 19005354880]

約数ペア:

[(1, 19005354880), (2, 9502677440), (4, 4751338720), (5, 3801070976), (8, 2375669360), (10, 1900535488), (16, 1187834680), (20, 950267744), (32, 593917340), (37, 513658240), (40, 475133872), (64, 296958670), (74, 256829120), (80, 237566936), (128, 148479335), (148, 128414560), (160, 118783468), (185, 102731648), (296, 64207280), (320, 59391734), (370, 51365824), (592, 32103640), (640, 29695867), (740, 25682912), (881, 21572480), (911, 20862080), (1184, 16051820), (1480, 12841456), (1762, 10786240), (1822, 10431040), (2368, 8025910), (2960, 6420728), (3524, 5393120), (3644, 5215520), (4405, 4314496), (4555, 4172416), (4736, 4012955), (5920, 3210364), (7048, 2696560), (7288, 2607760), (8810, 2157248), (9110, 2086208), (11840, 1605182), (14096, 1348280), (14576, 1303880), (17620, 1078624), (18220, 1043104), (23680, 802591), (28192, 674140), (29152, 651940), (32597, 583040), (33707, 563840), (35240, 539312), (36440, 521552), (56384, 337070), (58304, 325970), (65194, 291520), (67414, 281920), (70480, 269656), (72880, 260776), (112768, 168535), (116608, 162985), (130388, 145760), (134828, 140960)]