9780430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 19822320

約数和(自身を除く): 10041890

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 121, 137, 242, 274, 295, 590, 605, 649, 685, 1210, 1298, 1370, 1507, 3014, 3245, 6490, 7139, 7535, 8083, 14278, 15070, 16166, 16577, 33154, 35695, 40415, 71390, 80830, 82885, 88913, 165770, 177826, 444565, 889130, 978043, 1956086, 4890215, 9780430]

約数ペア:

[(1, 9780430), (2, 4890215), (5, 1956086), (10, 978043), (11, 889130), (22, 444565), (55, 177826), (59, 165770), (110, 88913), (118, 82885), (121, 80830), (137, 71390), (242, 40415), (274, 35695), (295, 33154), (590, 16577), (605, 16166), (649, 15070), (685, 14278), (1210, 8083), (1298, 7535), (1370, 7139), (1507, 6490), (3014, 3245)]