2566720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:647

約数の個数: 56

約数和(自身を含む): 6592824

約数和(自身を除く): 4026104

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 617, 832, 1040, 1234, 2080, 2468, 3085, 4160, 4936, 6170, 8021, 9872, 12340, 16042, 19744, 24680, 32084, 39488, 40105, 49360, 64168, 80210, 98720, 128336, 160420, 197440, 256672, 320840, 513344, 641680, 1283360, 2566720]

約数ペア:

[(1, 2566720), (2, 1283360), (4, 641680), (5, 513344), (8, 320840), (10, 256672), (13, 197440), (16, 160420), (20, 128336), (26, 98720), (32, 80210), (40, 64168), (52, 49360), (64, 40105), (65, 39488), (80, 32084), (104, 24680), (130, 19744), (160, 16042), (208, 12340), (260, 9872), (320, 8021), (416, 6170), (520, 4936), (617, 4160), (832, 3085), (1040, 2468), (1234, 2080)]