27891430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 61493760

約数和(自身を除く): 33602330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 67, 70, 95, 133, 134, 190, 266, 313, 335, 469, 626, 665, 670, 938, 1273, 1330, 1565, 2191, 2345, 2546, 3130, 4382, 4690, 5947, 6365, 8911, 10955, 11894, 12730, 17822, 20971, 21910, 29735, 41629, 41942, 44555, 59470, 83258, 89110, 104855, 146797, 208145, 209710, 293594, 398449, 416290, 733985, 796898, 1467970, 1992245, 2789143, 3984490, 5578286, 13945715, 27891430]

約数ペア:

[(1, 27891430), (2, 13945715), (5, 5578286), (7, 3984490), (10, 2789143), (14, 1992245), (19, 1467970), (35, 796898), (38, 733985), (67, 416290), (70, 398449), (95, 293594), (133, 209710), (134, 208145), (190, 146797), (266, 104855), (313, 89110), (335, 83258), (469, 59470), (626, 44555), (665, 41942), (670, 41629), (938, 29735), (1273, 21910), (1330, 20971), (1565, 17822), (2191, 12730), (2345, 11894), (2546, 10955), (3130, 8911), (4382, 6365), (4690, 5947)]