1305590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 2815344

約数和(自身を除く): 1509754

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 83, 110, 121, 130, 143, 166, 242, 286, 415, 605, 715, 830, 913, 1079, 1210, 1430, 1573, 1826, 2158, 3146, 4565, 5395, 7865, 9130, 10043, 10790, 11869, 15730, 20086, 23738, 50215, 59345, 100430, 118690, 130559, 261118, 652795, 1305590]

約数ペア:

[(1, 1305590), (2, 652795), (5, 261118), (10, 130559), (11, 118690), (13, 100430), (22, 59345), (26, 50215), (55, 23738), (65, 20086), (83, 15730), (110, 11869), (121, 10790), (130, 10043), (143, 9130), (166, 7865), (242, 5395), (286, 4565), (415, 3146), (605, 2158), (715, 1826), (830, 1573), (913, 1430), (1079, 1210)]