17920230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 45792000

約数和(自身を除く): 27871770

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 149, 190, 211, 285, 298, 422, 447, 570, 633, 745, 894, 1055, 1266, 1490, 2110, 2235, 2831, 3165, 4009, 4470, 5662, 6330, 8018, 8493, 12027, 14155, 16986, 20045, 24054, 28310, 31439, 40090, 42465, 60135, 62878, 84930, 94317, 120270, 157195, 188634, 314390, 471585, 597341, 943170, 1194682, 1792023, 2986705, 3584046, 5973410, 8960115, 17920230]

約数ペア:

[(1, 17920230), (2, 8960115), (3, 5973410), (5, 3584046), (6, 2986705), (10, 1792023), (15, 1194682), (19, 943170), (30, 597341), (38, 471585), (57, 314390), (95, 188634), (114, 157195), (149, 120270), (190, 94317), (211, 84930), (285, 62878), (298, 60135), (422, 42465), (447, 40090), (570, 31439), (633, 28310), (745, 24054), (894, 20045), (1055, 16986), (1266, 14155), (1490, 12027), (2110, 8493), (2235, 8018), (2831, 6330), (3165, 5662), (4009, 4470)]