28917460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10111}}^1$

素因数の和:10144

約数の個数: 48

約数和(自身を含む): 71350272

約数和(自身を除く): 42432812

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 10111, 20222, 40444, 50555, 101110, 111221, 131443, 202220, 222442, 262886, 444884, 525772, 556105, 657215, 1112210, 1314430, 1445873, 2224420, 2628860, 2891746, 5783492, 7229365, 14458730, 28917460]

約数ペア:

[(1, 28917460), (2, 14458730), (4, 7229365), (5, 5783492), (10, 2891746), (11, 2628860), (13, 2224420), (20, 1445873), (22, 1314430), (26, 1112210), (44, 657215), (52, 556105), (55, 525772), (65, 444884), (110, 262886), (130, 222442), (143, 202220), (220, 131443), (260, 111221), (286, 101110), (572, 50555), (715, 40444), (1430, 20222), (2860, 10111)]