20584000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 112

約数和(自身を含む): 53254656

約数和(自身を除く): 32670656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 83, 100, 124, 125, 155, 160, 166, 200, 248, 250, 310, 320, 332, 400, 415, 496, 500, 620, 664, 775, 800, 830, 992, 1000, 1240, 1328, 1550, 1600, 1660, 1984, 2000, 2075, 2480, 2573, 2656, 3100, 3320, 3875, 4000, 4150, 4960, 5146, 5312, 6200, 6640, 7750, 8000, 8300, 9920, 10292, 10375, 12400, 12865, 13280, 15500, 16600, 20584, 20750, 24800, 25730, 26560, 31000, 33200, 41168, 41500, 49600, 51460, 62000, 64325, 66400, 82336, 83000, 102920, 124000, 128650, 132800, 164672, 166000, 205840, 248000, 257300, 321625, 332000, 411680, 514600, 643250, 664000, 823360, 1029200, 1286500, 2058400, 2573000, 4116800, 5146000, 10292000, 20584000]

約数ペア:

[(1, 20584000), (2, 10292000), (4, 5146000), (5, 4116800), (8, 2573000), (10, 2058400), (16, 1286500), (20, 1029200), (25, 823360), (31, 664000), (32, 643250), (40, 514600), (50, 411680), (62, 332000), (64, 321625), (80, 257300), (83, 248000), (100, 205840), (124, 166000), (125, 164672), (155, 132800), (160, 128650), (166, 124000), (200, 102920), (248, 83000), (250, 82336), (310, 66400), (320, 64325), (332, 62000), (400, 51460), (415, 49600), (496, 41500), (500, 41168), (620, 33200), (664, 31000), (775, 26560), (800, 25730), (830, 24800), (992, 20750), (1000, 20584), (1240, 16600), (1328, 15500), (1550, 13280), (1600, 12865), (1660, 12400), (1984, 10375), (2000, 10292), (2075, 9920), (2480, 8300), (2573, 8000), (2656, 7750), (3100, 6640), (3320, 6200), (3875, 5312), (4000, 5146), (4150, 4960)]