39774280

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 112896000

約数和(自身を除く): 73121720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 223, 245, 260, 280, 343, 364, 392, 446, 455, 490, 520, 637, 686, 728, 892, 910, 980, 1115, 1274, 1372, 1561, 1715, 1784, 1820, 1960, 2230, 2548, 2744, 2899, 3122, 3185, 3430, 3640, 4459, 4460, 5096, 5798, 6244, 6370, 6860, 7805, 8918, 8920, 10927, 11596, 12488, 12740, 13720, 14495, 15610, 17836, 20293, 21854, 22295, 23192, 25480, 28990, 31220, 35672, 40586, 43708, 44590, 54635, 57980, 62440, 76489, 81172, 87416, 89180, 101465, 109270, 115960, 142051, 152978, 162344, 178360, 202930, 218540, 284102, 305956, 382445, 405860, 437080, 568204, 611912, 710255, 764890, 811720, 994357, 1136408, 1420510, 1529780, 1988714, 2841020, 3059560, 3977428, 4971785, 5682040, 7954856, 9943570, 19887140, 39774280]

約数ペア:

[(1, 39774280), (2, 19887140), (4, 9943570), (5, 7954856), (7, 5682040), (8, 4971785), (10, 3977428), (13, 3059560), (14, 2841020), (20, 1988714), (26, 1529780), (28, 1420510), (35, 1136408), (40, 994357), (49, 811720), (52, 764890), (56, 710255), (65, 611912), (70, 568204), (91, 437080), (98, 405860), (104, 382445), (130, 305956), (140, 284102), (182, 218540), (196, 202930), (223, 178360), (245, 162344), (260, 152978), (280, 142051), (343, 115960), (364, 109270), (392, 101465), (446, 89180), (455, 87416), (490, 81172), (520, 76489), (637, 62440), (686, 57980), (728, 54635), (892, 44590), (910, 43708), (980, 40586), (1115, 35672), (1274, 31220), (1372, 28990), (1561, 25480), (1715, 23192), (1784, 22295), (1820, 21854), (1960, 20293), (2230, 17836), (2548, 15610), (2744, 14495), (2899, 13720), (3122, 12740), (3185, 12488), (3430, 11596), (3640, 10927), (4459, 8920), (4460, 8918), (5096, 7805), (5798, 6860), (6244, 6370)]