20127134480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2371}}^1\times {\mathrm{3659}}^1$

素因数の和:6072

約数の個数: 80

約数和(自身を含む): 48442881600

約数和(自身を除く): 28315747120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 2371, 3659, 4742, 7318, 9484, 11855, 14636, 18295, 18968, 23710, 29272, 36590, 37936, 47420, 58544, 68759, 73180, 94840, 106111, 137518, 146360, 189680, 212222, 275036, 292720, 343795, 424444, 530555, 550072, 687590, 848888, 1061110, 1100144, 1375180, 1697776, 2122220, 2750360, 4244440, 5500720, 8488880, 8675489, 17350978, 34701956, 43377445, 69403912, 86754890, 138807824, 173509780, 251589181, 347019560, 503178362, 694039120, 1006356724, 1257945905, 2012713448, 2515891810, 4025426896, 5031783620, 10063567240, 20127134480]

約数ペア:

[(1, 20127134480), (2, 10063567240), (4, 5031783620), (5, 4025426896), (8, 2515891810), (10, 2012713448), (16, 1257945905), (20, 1006356724), (29, 694039120), (40, 503178362), (58, 347019560), (80, 251589181), (116, 173509780), (145, 138807824), (232, 86754890), (290, 69403912), (464, 43377445), (580, 34701956), (1160, 17350978), (2320, 8675489), (2371, 8488880), (3659, 5500720), (4742, 4244440), (7318, 2750360), (9484, 2122220), (11855, 1697776), (14636, 1375180), (18295, 1100144), (18968, 1061110), (23710, 848888), (29272, 687590), (36590, 550072), (37936, 530555), (47420, 424444), (58544, 343795), (68759, 292720), (73180, 275036), (94840, 212222), (106111, 189680), (137518, 146360)]