20176657930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1\times {\mathrm{5059}}^1$

素因数の和:7879

約数の個数: 64

約数和(自身を含む): 42691017600

約数和(自身を除く): 22514359670

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 2789, 5059, 5578, 10118, 13945, 25295, 27890, 30679, 36257, 50590, 55649, 61358, 65767, 72514, 111298, 131534, 153395, 181285, 278245, 306790, 328835, 362570, 398827, 556490, 657670, 723437, 797654, 1446874, 1994135, 3617185, 3988270, 7234370, 14109551, 28219102, 70547755, 141095510, 155205061, 183424163, 310410122, 366848326, 776025305, 917120815, 1552050610, 1834241630, 2017665793, 4035331586, 10088328965, 20176657930]

約数ペア:

[(1, 20176657930), (2, 10088328965), (5, 4035331586), (10, 2017665793), (11, 1834241630), (13, 1552050610), (22, 917120815), (26, 776025305), (55, 366848326), (65, 310410122), (110, 183424163), (130, 155205061), (143, 141095510), (286, 70547755), (715, 28219102), (1430, 14109551), (2789, 7234370), (5059, 3988270), (5578, 3617185), (10118, 1994135), (13945, 1446874), (25295, 797654), (27890, 723437), (30679, 657670), (36257, 556490), (50590, 398827), (55649, 362570), (61358, 328835), (65767, 306790), (72514, 278245), (111298, 181285), (131534, 153395)]