69999580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21739}}^1$

素因数の和:21778

約数の個数: 48

約数和(自身を含む): 175311360

約数和(自身を除く): 105311780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21739, 43478, 86956, 108695, 152173, 217390, 304346, 434780, 499997, 608692, 760865, 999994, 1521730, 1999988, 2499985, 3043460, 3499979, 4999970, 6999958, 9999940, 13999916, 17499895, 34999790, 69999580]

約数ペア:

[(1, 69999580), (2, 34999790), (4, 17499895), (5, 13999916), (7, 9999940), (10, 6999958), (14, 4999970), (20, 3499979), (23, 3043460), (28, 2499985), (35, 1999988), (46, 1521730), (70, 999994), (92, 760865), (115, 608692), (140, 499997), (161, 434780), (230, 304346), (322, 217390), (460, 152173), (644, 108695), (805, 86956), (1610, 43478), (3220, 21739)]