20204432620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{40697}}^1$

素因数の和:41050

約数の個数: 48

約数和(自身を含む): 43020065088

約数和(自身を除く): 22815632468

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 241, 412, 482, 515, 964, 1030, 1205, 2060, 2410, 4820, 24823, 40697, 49646, 81394, 99292, 124115, 162788, 203485, 248230, 406970, 496460, 813940, 4191791, 8383582, 9807977, 16767164, 19615954, 20958955, 39231908, 41917910, 49039885, 83835820, 98079770, 196159540, 1010221631, 2020443262, 4040886524, 5051108155, 10102216310, 20204432620]

約数ペア:

[(1, 20204432620), (2, 10102216310), (4, 5051108155), (5, 4040886524), (10, 2020443262), (20, 1010221631), (103, 196159540), (206, 98079770), (241, 83835820), (412, 49039885), (482, 41917910), (515, 39231908), (964, 20958955), (1030, 19615954), (1205, 16767164), (2060, 9807977), (2410, 8383582), (4820, 4191791), (24823, 813940), (40697, 496460), (49646, 406970), (81394, 248230), (99292, 203485), (124115, 162788)]