24941680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 62272800

約数和(自身を除く): 37331120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 269, 304, 305, 380, 488, 538, 610, 760, 976, 1076, 1159, 1220, 1345, 1520, 2152, 2318, 2440, 2690, 4304, 4636, 4880, 5111, 5380, 5795, 9272, 10222, 10760, 11590, 16409, 18544, 20444, 21520, 23180, 25555, 32818, 40888, 46360, 51110, 65636, 81776, 82045, 92720, 102220, 131272, 164090, 204440, 262544, 311771, 328180, 408880, 623542, 656360, 1247084, 1312720, 1558855, 2494168, 3117710, 4988336, 6235420, 12470840, 24941680]

約数ペア:

[(1, 24941680), (2, 12470840), (4, 6235420), (5, 4988336), (8, 3117710), (10, 2494168), (16, 1558855), (19, 1312720), (20, 1247084), (38, 656360), (40, 623542), (61, 408880), (76, 328180), (80, 311771), (95, 262544), (122, 204440), (152, 164090), (190, 131272), (244, 102220), (269, 92720), (304, 82045), (305, 81776), (380, 65636), (488, 51110), (538, 46360), (610, 40888), (760, 32818), (976, 25555), (1076, 23180), (1159, 21520), (1220, 20444), (1345, 18544), (1520, 16409), (2152, 11590), (2318, 10760), (2440, 10222), (2690, 9272), (4304, 5795), (4636, 5380), (4880, 5111)]