38421760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2343

約数の個数: 72

約数和(自身を含む): 99154440

約数和(自身を除く): 60732680

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, 2309, 3328, 4160, 4618, 8320, 9236, 11545, 16640, 18472, 23090, 30017, 36944, 46180, 60034, 73888, 92360, 120068, 147776, 150085, 184720, 240136, 295552, 300170, 369440, 480272, 591104, 600340, 738880, 960544, 1200680, 1477760, 1921088, 2401360, 2955520, 3842176, 4802720, 7684352, 9605440, 19210880, 38421760]

約数ペア:

[(1, 38421760), (2, 19210880), (4, 9605440), (5, 7684352), (8, 4802720), (10, 3842176), (13, 2955520), (16, 2401360), (20, 1921088), (26, 1477760), (32, 1200680), (40, 960544), (52, 738880), (64, 600340), (65, 591104), (80, 480272), (104, 369440), (128, 300170), (130, 295552), (160, 240136), (208, 184720), (256, 150085), (260, 147776), (320, 120068), (416, 92360), (520, 73888), (640, 60034), (832, 46180), (1040, 36944), (1280, 30017), (1664, 23090), (2080, 18472), (2309, 16640), (3328, 11545), (4160, 9236), (4618, 8320)]