40731830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 82114560

約数和(自身を除く): 41382730

約数列:

[1, 2, 5, 10, 17, 31, 34, 59, 62, 85, 118, 131, 155, 170, 262, 295, 310, 527, 590, 655, 1003, 1054, 1310, 1829, 2006, 2227, 2635, 3658, 4061, 4454, 5015, 5270, 7729, 8122, 9145, 10030, 11135, 15458, 18290, 20305, 22270, 31093, 38645, 40610, 62186, 69037, 77290, 131393, 138074, 155465, 239599, 262786, 310930, 345185, 479198, 656965, 690370, 1197995, 1313930, 2395990, 4073183, 8146366, 20365915, 40731830]

約数ペア:

[(1, 40731830), (2, 20365915), (5, 8146366), (10, 4073183), (17, 2395990), (31, 1313930), (34, 1197995), (59, 690370), (62, 656965), (85, 479198), (118, 345185), (131, 310930), (155, 262786), (170, 239599), (262, 155465), (295, 138074), (310, 131393), (527, 77290), (590, 69037), (655, 62186), (1003, 40610), (1054, 38645), (1310, 31093), (1829, 22270), (2006, 20305), (2227, 18290), (2635, 15458), (3658, 11135), (4061, 10030), (4454, 9145), (5015, 8122), (5270, 7729)]