2171305.00000000

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 138257280

約数和(自身を除く): 84683840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 80, 92, 115, 116, 145, 160, 184, 230, 232, 251, 290, 320, 368, 460, 464, 502, 580, 667, 736, 920, 928, 1004, 1160, 1255, 1334, 1472, 1840, 1856, 2008, 2320, 2510, 2668, 3335, 3680, 4016, 4640, 5020, 5336, 5773, 6670, 7279, 7360, 8032, 9280, 10040, 10672, 11546, 13340, 14558, 16064, 20080, 21344, 23092, 26680, 28865, 29116, 36395, 40160, 42688, 46184, 53360, 57730, 58232, 72790, 80320, 92368, 106720, 115460, 116464, 145580, 167417, 184736, 213440, 230920, 232928, 291160, 334834, 369472, 461840, 465856, 582320, 669668, 837085, 923680, 1164640, 1339336, 1674170, 1847360, 2329280, 2678672, 3348340, 5357344, 6696680, 10714688, 13393360, 26786720, 53573440]

約数ペア:

[(1, 53573440), (2, 26786720), (4, 13393360), (5, 10714688), (8, 6696680), (10, 5357344), (16, 3348340), (20, 2678672), (23, 2329280), (29, 1847360), (32, 1674170), (40, 1339336), (46, 1164640), (58, 923680), (64, 837085), (80, 669668), (92, 582320), (115, 465856), (116, 461840), (145, 369472), (160, 334834), (184, 291160), (230, 232928), (232, 230920), (251, 213440), (290, 184736), (320, 167417), (368, 145580), (460, 116464), (464, 115460), (502, 106720), (580, 92368), (667, 80320), (736, 72790), (920, 58232), (928, 57730), (1004, 53360), (1160, 46184), (1255, 42688), (1334, 40160), (1472, 36395), (1840, 29116), (1856, 28865), (2008, 26680), (2320, 23092), (2510, 21344), (2668, 20080), (3335, 16064), (3680, 14558), (4016, 13340), (4640, 11546), (5020, 10672), (5336, 10040), (5773, 9280), (6670, 8032), (7279, 7360)]