40643820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32257}}^1$

素因数の和:32279

約数の個数: 72

約数和(自身を含む): 140902944

約数和(自身を除く): 100259124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32257, 64514, 96771, 129028, 161285, 193542, 225799, 290313, 322570, 387084, 451598, 483855, 580626, 645140, 677397, 903196, 967710, 1128995, 1161252, 1354794, 1451565, 1935420, 2032191, 2257990, 2709588, 2903130, 3386985, 4064382, 4515980, 5806260, 6773970, 8128764, 10160955, 13547940, 20321910, 40643820]

約数ペア:

[(1, 40643820), (2, 20321910), (3, 13547940), (4, 10160955), (5, 8128764), (6, 6773970), (7, 5806260), (9, 4515980), (10, 4064382), (12, 3386985), (14, 2903130), (15, 2709588), (18, 2257990), (20, 2032191), (21, 1935420), (28, 1451565), (30, 1354794), (35, 1161252), (36, 1128995), (42, 967710), (45, 903196), (60, 677397), (63, 645140), (70, 580626), (84, 483855), (90, 451598), (105, 387084), (126, 322570), (140, 290313), (180, 225799), (210, 193542), (252, 161285), (315, 129028), (420, 96771), (630, 64514), (1260, 32257)]