12385120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 33094656

約数和(自身を除く): 20709536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 227, 248, 310, 341, 352, 440, 454, 496, 620, 682, 880, 908, 992, 1135, 1240, 1364, 1705, 1760, 1816, 2270, 2480, 2497, 2728, 3410, 3632, 4540, 4960, 4994, 5456, 6820, 7037, 7264, 9080, 9988, 10912, 12485, 13640, 14074, 18160, 19976, 24970, 27280, 28148, 35185, 36320, 39952, 49940, 54560, 56296, 70370, 77407, 79904, 99880, 112592, 140740, 154814, 199760, 225184, 281480, 309628, 387035, 399520, 562960, 619256, 774070, 1125920, 1238512, 1548140, 2477024, 3096280, 6192560, 12385120]

約数ペア:

[(1, 12385120), (2, 6192560), (4, 3096280), (5, 2477024), (8, 1548140), (10, 1238512), (11, 1125920), (16, 774070), (20, 619256), (22, 562960), (31, 399520), (32, 387035), (40, 309628), (44, 281480), (55, 225184), (62, 199760), (80, 154814), (88, 140740), (110, 112592), (124, 99880), (155, 79904), (160, 77407), (176, 70370), (220, 56296), (227, 54560), (248, 49940), (310, 39952), (341, 36320), (352, 35185), (440, 28148), (454, 27280), (496, 24970), (620, 19976), (682, 18160), (880, 14074), (908, 13640), (992, 12485), (1135, 10912), (1240, 9988), (1364, 9080), (1705, 7264), (1760, 7037), (1816, 6820), (2270, 5456), (2480, 4994), (2497, 4960), (2728, 4540), (3410, 3632)]