86704420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 126669020

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 97, 110, 170, 187, 194, 220, 239, 340, 374, 388, 478, 485, 748, 935, 956, 970, 1067, 1195, 1649, 1870, 1940, 2134, 2390, 2629, 3298, 3740, 4063, 4268, 4780, 5258, 5335, 6596, 8126, 8245, 10516, 10670, 13145, 16252, 16490, 18139, 20315, 21340, 23183, 26290, 32980, 36278, 40630, 44693, 46366, 52580, 72556, 81260, 89386, 90695, 92732, 115915, 178772, 181390, 223465, 231830, 255013, 362780, 394111, 446930, 463660, 510026, 788222, 893860, 1020052, 1275065, 1576444, 1970555, 2550130, 3941110, 4335221, 5100260, 7882220, 8670442, 17340884, 21676105, 43352210, 86704420]

約数ペア:

[(1, 86704420), (2, 43352210), (4, 21676105), (5, 17340884), (10, 8670442), (11, 7882220), (17, 5100260), (20, 4335221), (22, 3941110), (34, 2550130), (44, 1970555), (55, 1576444), (68, 1275065), (85, 1020052), (97, 893860), (110, 788222), (170, 510026), (187, 463660), (194, 446930), (220, 394111), (239, 362780), (340, 255013), (374, 231830), (388, 223465), (478, 181390), (485, 178772), (748, 115915), (935, 92732), (956, 90695), (970, 89386), (1067, 81260), (1195, 72556), (1649, 52580), (1870, 46366), (1940, 44693), (2134, 40630), (2390, 36278), (2629, 32980), (3298, 26290), (3740, 23183), (4063, 21340), (4268, 20315), (4780, 18139), (5258, 16490), (5335, 16252), (6596, 13145), (8126, 10670), (8245, 10516)]