2647240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{229}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 6354900

約数和(自身を除く): 3707660

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 229, 289, 340, 458, 578, 680, 916, 1145, 1156, 1445, 1832, 2290, 2312, 2890, 3893, 4580, 5780, 7786, 9160, 11560, 15572, 19465, 31144, 38930, 66181, 77860, 132362, 155720, 264724, 330905, 529448, 661810, 1323620, 2647240]

約数ペア:

[(1, 2647240), (2, 1323620), (4, 661810), (5, 529448), (8, 330905), (10, 264724), (17, 155720), (20, 132362), (34, 77860), (40, 66181), (68, 38930), (85, 31144), (136, 19465), (170, 15572), (229, 11560), (289, 9160), (340, 7786), (458, 5780), (578, 4580), (680, 3893), (916, 2890), (1145, 2312), (1156, 2290), (1445, 1832)]