38944605440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2340421}}^1$

素因数の和:2340455

約数の個数: 72

約数和(自身を含む): 100460273928

約数和(自身を除く): 61515668488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 16640, 2340421, 4680842, 9361684, 11702105, 18723368, 23404210, 30425473, 37446736, 46808420, 60850946, 74893472, 93616840, 121701892, 149786944, 152127365, 187233680, 243403784, 299573888, 304254730, 374467360, 486807568, 599147776, 608509460, 748934720, 973615136, 1217018920, 1497869440, 1947230272, 2434037840, 2995738880, 3894460544, 4868075680, 7788921088, 9736151360, 19472302720, 38944605440]

約数ペア:

[(1, 38944605440), (2, 19472302720), (4, 9736151360), (5, 7788921088), (8, 4868075680), (10, 3894460544), (13, 2995738880), (16, 2434037840), (20, 1947230272), (26, 1497869440), (32, 1217018920), (40, 973615136), (52, 748934720), (64, 608509460), (65, 599147776), (80, 486807568), (104, 374467360), (128, 304254730), (130, 299573888), (160, 243403784), (208, 187233680), (256, 152127365), (260, 149786944), (320, 121701892), (416, 93616840), (520, 74893472), (640, 60850946), (832, 46808420), (1040, 37446736), (1280, 30425473), (1664, 23404210), (2080, 18723368), (3328, 11702105), (4160, 9361684), (8320, 4680842), (16640, 2340421)]