2879027720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{32971}}^1$

素因数の和:33078

約数の個数: 64

約数和(自身を含む): 6765854400

約数和(自身を除く): 3886826680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 1180, 1480, 2183, 2360, 4366, 8732, 10915, 17464, 21830, 32971, 43660, 65942, 87320, 131884, 164855, 263768, 329710, 659420, 1219927, 1318840, 1945289, 2439854, 3890578, 4879708, 6099635, 7781156, 9726445, 9759416, 12199270, 15562312, 19452890, 24398540, 38905780, 48797080, 71975693, 77811560, 143951386, 287902772, 359878465, 575805544, 719756930, 1439513860, 2879027720]

約数ペア:

[(1, 2879027720), (2, 1439513860), (4, 719756930), (5, 575805544), (8, 359878465), (10, 287902772), (20, 143951386), (37, 77811560), (40, 71975693), (59, 48797080), (74, 38905780), (118, 24398540), (148, 19452890), (185, 15562312), (236, 12199270), (295, 9759416), (296, 9726445), (370, 7781156), (472, 6099635), (590, 4879708), (740, 3890578), (1180, 2439854), (1480, 1945289), (2183, 1318840), (2360, 1219927), (4366, 659420), (8732, 329710), (10915, 263768), (17464, 164855), (21830, 131884), (32971, 87320), (43660, 65942)]