28604290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 61471872

約数和(自身を除く): 32867582

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 83, 110, 130, 143, 166, 241, 286, 415, 482, 715, 830, 913, 1079, 1205, 1430, 1826, 2158, 2410, 2651, 3133, 4565, 5302, 5395, 6266, 9130, 10790, 11869, 13255, 15665, 20003, 23738, 26510, 31330, 34463, 40006, 59345, 68926, 100015, 118690, 172315, 200030, 220033, 260039, 344630, 440066, 520078, 1100165, 1300195, 2200330, 2600390, 2860429, 5720858, 14302145, 28604290]

約数ペア:

[(1, 28604290), (2, 14302145), (5, 5720858), (10, 2860429), (11, 2600390), (13, 2200330), (22, 1300195), (26, 1100165), (55, 520078), (65, 440066), (83, 344630), (110, 260039), (130, 220033), (143, 200030), (166, 172315), (241, 118690), (286, 100015), (415, 68926), (482, 59345), (715, 40006), (830, 34463), (913, 31330), (1079, 26510), (1205, 23738), (1430, 20003), (1826, 15665), (2158, 13255), (2410, 11869), (2651, 10790), (3133, 9130), (4565, 6266), (5302, 5395)]