1556300020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3889}}^1$

素因数の和:4033

約数の個数: 96

約数和(自身を含む): 3811328640

約数和(自身を除く): 2255028620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 107, 110, 170, 187, 214, 220, 340, 374, 428, 535, 748, 935, 1070, 1177, 1819, 1870, 2140, 2354, 3638, 3740, 3889, 4708, 5885, 7276, 7778, 9095, 11770, 15556, 18190, 19445, 20009, 23540, 36380, 38890, 40018, 42779, 66113, 77780, 80036, 85558, 100045, 132226, 171116, 200090, 213895, 264452, 330565, 400180, 416123, 427790, 661130, 727243, 832246, 855580, 1322260, 1454486, 1664492, 2080615, 2908972, 3636215, 4161230, 4577353, 7074091, 7272430, 8322460, 9154706, 14148182, 14544860, 18309412, 22886765, 28296364, 35370455, 45773530, 70740910, 77815001, 91547060, 141481820, 155630002, 311260004, 389075005, 778150010, 1556300020]

約数ペア:

[(1, 1556300020), (2, 778150010), (4, 389075005), (5, 311260004), (10, 155630002), (11, 141481820), (17, 91547060), (20, 77815001), (22, 70740910), (34, 45773530), (44, 35370455), (55, 28296364), (68, 22886765), (85, 18309412), (107, 14544860), (110, 14148182), (170, 9154706), (187, 8322460), (214, 7272430), (220, 7074091), (340, 4577353), (374, 4161230), (428, 3636215), (535, 2908972), (748, 2080615), (935, 1664492), (1070, 1454486), (1177, 1322260), (1819, 855580), (1870, 832246), (2140, 727243), (2354, 661130), (3638, 427790), (3740, 416123), (3889, 400180), (4708, 330565), (5885, 264452), (7276, 213895), (7778, 200090), (9095, 171116), (11770, 132226), (15556, 100045), (18190, 85558), (19445, 80036), (20009, 77780), (23540, 66113), (36380, 42779), (38890, 40018)]