40992640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 106396200

約数和(自身を除く): 65403560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 379, 416, 520, 640, 676, 758, 832, 845, 1040, 1352, 1516, 1664, 1690, 1895, 2080, 2704, 3032, 3380, 3790, 4160, 4927, 5408, 6064, 6760, 7580, 8320, 9854, 10816, 12128, 13520, 15160, 19708, 21632, 24256, 24635, 27040, 30320, 39416, 48512, 49270, 54080, 60640, 64051, 78832, 98540, 108160, 121280, 128102, 157664, 197080, 242560, 256204, 315328, 320255, 394160, 512408, 630656, 640510, 788320, 1024816, 1281020, 1576640, 2049632, 2562040, 3153280, 4099264, 5124080, 8198528, 10248160, 20496320, 40992640]

約数ペア:

[(1, 40992640), (2, 20496320), (4, 10248160), (5, 8198528), (8, 5124080), (10, 4099264), (13, 3153280), (16, 2562040), (20, 2049632), (26, 1576640), (32, 1281020), (40, 1024816), (52, 788320), (64, 640510), (65, 630656), (80, 512408), (104, 394160), (128, 320255), (130, 315328), (160, 256204), (169, 242560), (208, 197080), (260, 157664), (320, 128102), (338, 121280), (379, 108160), (416, 98540), (520, 78832), (640, 64051), (676, 60640), (758, 54080), (832, 49270), (845, 48512), (1040, 39416), (1352, 30320), (1516, 27040), (1664, 24635), (1690, 24256), (1895, 21632), (2080, 19708), (2704, 15160), (3032, 13520), (3380, 12128), (3790, 10816), (4160, 9854), (4927, 8320), (5408, 7580), (6064, 6760)]