2747680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 6996024

約数和(自身を除く): 4248344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1321, 2080, 2642, 5284, 6605, 10568, 13210, 17173, 21136, 26420, 34346, 42272, 52840, 68692, 85865, 105680, 137384, 171730, 211360, 274768, 343460, 549536, 686920, 1373840, 2747680]

約数ペア:

[(1, 2747680), (2, 1373840), (4, 686920), (5, 549536), (8, 343460), (10, 274768), (13, 211360), (16, 171730), (20, 137384), (26, 105680), (32, 85865), (40, 68692), (52, 52840), (65, 42272), (80, 34346), (104, 26420), (130, 21136), (160, 17173), (208, 13210), (260, 10568), (416, 6605), (520, 5284), (1040, 2642), (1321, 2080)]