31779790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19739}}^1$

素因数の和:19776

約数の個数: 32

約数和(自身を含む): 68221440

約数和(自身を除く): 36441650

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 19739, 39478, 98695, 138173, 197390, 276346, 453997, 690865, 907994, 1381730, 2269985, 3177979, 4539970, 6355958, 15889895, 31779790]

約数ペア:

[(1, 31779790), (2, 15889895), (5, 6355958), (7, 4539970), (10, 3177979), (14, 2269985), (23, 1381730), (35, 907994), (46, 690865), (70, 453997), (115, 276346), (161, 197390), (230, 138173), (322, 98695), (805, 39478), (1610, 19739)]