4087040

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 10203648

約数和(自身を除く): 6116608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 103, 124, 128, 155, 160, 206, 248, 256, 310, 320, 412, 496, 515, 620, 640, 824, 992, 1030, 1240, 1280, 1648, 1984, 2060, 2480, 3193, 3296, 3968, 4120, 4960, 6386, 6592, 7936, 8240, 9920, 12772, 13184, 15965, 16480, 19840, 25544, 26368, 31930, 32960, 39680, 51088, 63860, 65920, 102176, 127720, 131840, 204352, 255440, 408704, 510880, 817408, 1021760, 2043520, 4087040]

約数ペア:

[(1, 4087040), (2, 2043520), (4, 1021760), (5, 817408), (8, 510880), (10, 408704), (16, 255440), (20, 204352), (31, 131840), (32, 127720), (40, 102176), (62, 65920), (64, 63860), (80, 51088), (103, 39680), (124, 32960), (128, 31930), (155, 26368), (160, 25544), (206, 19840), (248, 16480), (256, 15965), (310, 13184), (320, 12772), (412, 9920), (496, 8240), (515, 7936), (620, 6592), (640, 6386), (824, 4960), (992, 4120), (1030, 3968), (1240, 3296), (1280, 3193), (1648, 2480), (1984, 2060)]