16945380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 52520832

約数和(自身を除く): 35575452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2003, 2115, 2820, 4006, 4230, 6009, 8012, 8460, 10015, 12018, 18027, 20030, 24036, 30045, 36054, 40060, 60090, 72108, 90135, 94141, 120180, 180270, 188282, 282423, 360540, 376564, 470705, 564846, 847269, 941410, 1129692, 1412115, 1694538, 1882820, 2824230, 3389076, 4236345, 5648460, 8472690, 16945380]

約数ペア:

[(1, 16945380), (2, 8472690), (3, 5648460), (4, 4236345), (5, 3389076), (6, 2824230), (9, 1882820), (10, 1694538), (12, 1412115), (15, 1129692), (18, 941410), (20, 847269), (30, 564846), (36, 470705), (45, 376564), (47, 360540), (60, 282423), (90, 188282), (94, 180270), (141, 120180), (180, 94141), (188, 90135), (235, 72108), (282, 60090), (423, 40060), (470, 36054), (564, 30045), (705, 24036), (846, 20030), (940, 18027), (1410, 12018), (1692, 10015), (2003, 8460), (2115, 8012), (2820, 6009), (4006, 4230)]