4171974680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 9854913600

約数和(自身を除く): 5682938920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 101, 164, 178, 202, 205, 283, 328, 356, 404, 410, 445, 505, 566, 712, 808, 820, 890, 1010, 1132, 1415, 1640, 1780, 2020, 2264, 2830, 3560, 3649, 4040, 4141, 5660, 7298, 8282, 8989, 11320, 11603, 14596, 16564, 17978, 18245, 20705, 23206, 25187, 28583, 29192, 33128, 35956, 36490, 41410, 44945, 46412, 50374, 57166, 58015, 71912, 72980, 82820, 89890, 92824, 100748, 114332, 116030, 125935, 142915, 145960, 165640, 179780, 201496, 228664, 232060, 251870, 285830, 359560, 368549, 464120, 503740, 571660, 737098, 1007480, 1032667, 1143320, 1171903, 1474196, 1842745, 2065334, 2343806, 2543887, 2948392, 3685490, 4130668, 4687612, 5087774, 5163335, 5859515, 7370980, 8261336, 9375224, 10175548, 10326670, 11719030, 12719435, 14741960, 20351096, 20653340, 23438060, 25438870, 41306680, 46876120, 50877740, 101755480, 104299367, 208598734, 417197468, 521496835, 834394936, 1042993670, 2085987340, 4171974680]

約数ペア:

[(1, 4171974680), (2, 2085987340), (4, 1042993670), (5, 834394936), (8, 521496835), (10, 417197468), (20, 208598734), (40, 104299367), (41, 101755480), (82, 50877740), (89, 46876120), (101, 41306680), (164, 25438870), (178, 23438060), (202, 20653340), (205, 20351096), (283, 14741960), (328, 12719435), (356, 11719030), (404, 10326670), (410, 10175548), (445, 9375224), (505, 8261336), (566, 7370980), (712, 5859515), (808, 5163335), (820, 5087774), (890, 4687612), (1010, 4130668), (1132, 3685490), (1415, 2948392), (1640, 2543887), (1780, 2343806), (2020, 2065334), (2264, 1842745), (2830, 1474196), (3560, 1171903), (3649, 1143320), (4040, 1032667), (4141, 1007480), (5660, 737098), (7298, 571660), (8282, 503740), (8989, 464120), (11320, 368549), (11603, 359560), (14596, 285830), (16564, 251870), (17978, 232060), (18245, 228664), (20705, 201496), (23206, 179780), (25187, 165640), (28583, 145960), (29192, 142915), (33128, 125935), (35956, 116030), (36490, 114332), (41410, 100748), (44945, 92824), (46412, 89890), (50374, 82820), (57166, 72980), (58015, 71912)]