18830240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:862

約数の個数: 96

約数和(自身を含む): 52327296

約数和(自身を除く): 33497056

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 823, 880, 1040, 1144, 1430, 1646, 1760, 2080, 2288, 2860, 3292, 4115, 4576, 5720, 6584, 8230, 9053, 10699, 11440, 13168, 16460, 18106, 21398, 22880, 26336, 32920, 36212, 42796, 45265, 53495, 65840, 72424, 85592, 90530, 106990, 117689, 131680, 144848, 171184, 181060, 213980, 235378, 289696, 342368, 362120, 427960, 470756, 588445, 724240, 855920, 941512, 1176890, 1448480, 1711840, 1883024, 2353780, 3766048, 4707560, 9415120, 18830240]

約数ペア:

[(1, 18830240), (2, 9415120), (4, 4707560), (5, 3766048), (8, 2353780), (10, 1883024), (11, 1711840), (13, 1448480), (16, 1176890), (20, 941512), (22, 855920), (26, 724240), (32, 588445), (40, 470756), (44, 427960), (52, 362120), (55, 342368), (65, 289696), (80, 235378), (88, 213980), (104, 181060), (110, 171184), (130, 144848), (143, 131680), (160, 117689), (176, 106990), (208, 90530), (220, 85592), (260, 72424), (286, 65840), (352, 53495), (416, 45265), (440, 42796), (520, 36212), (572, 32920), (715, 26336), (823, 22880), (880, 21398), (1040, 18106), (1144, 16460), (1430, 13168), (1646, 11440), (1760, 10699), (2080, 9053), (2288, 8230), (2860, 6584), (3292, 5720), (4115, 4576)]