19384628080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3637}}^1\times {\mathrm{3919}}^1$

素因数の和:7586

約数の個数: 80

約数和(自身を含む): 47745694080

約数和(自身を除く): 28361066000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3637, 3919, 7274, 7838, 14548, 15676, 18185, 19595, 29096, 31352, 36370, 39190, 58192, 61829, 62704, 66623, 72740, 78380, 123658, 133246, 145480, 156760, 247316, 266492, 290960, 309145, 313520, 333115, 494632, 532984, 618290, 666230, 989264, 1065968, 1236580, 1332460, 2473160, 2664920, 4946320, 5329840, 14253403, 28506806, 57013612, 71267015, 114027224, 142534030, 228054448, 242307851, 285068060, 484615702, 570136120, 969231404, 1140272240, 1211539255, 1938462808, 2423078510, 3876925616, 4846157020, 9692314040, 19384628080]

約数ペア:

[(1, 19384628080), (2, 9692314040), (4, 4846157020), (5, 3876925616), (8, 2423078510), (10, 1938462808), (16, 1211539255), (17, 1140272240), (20, 969231404), (34, 570136120), (40, 484615702), (68, 285068060), (80, 242307851), (85, 228054448), (136, 142534030), (170, 114027224), (272, 71267015), (340, 57013612), (680, 28506806), (1360, 14253403), (3637, 5329840), (3919, 4946320), (7274, 2664920), (7838, 2473160), (14548, 1332460), (15676, 1236580), (18185, 1065968), (19595, 989264), (29096, 666230), (31352, 618290), (36370, 532984), (39190, 494632), (58192, 333115), (61829, 313520), (62704, 309145), (66623, 290960), (72740, 266492), (78380, 247316), (123658, 156760), (133246, 145480)]