42654940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 93350880

約数和(自身を除く): 50695940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 251, 290, 293, 502, 580, 586, 1004, 1172, 1255, 1465, 2510, 2930, 5020, 5860, 7279, 8497, 14558, 16994, 29116, 33988, 36395, 42485, 72790, 73543, 84970, 145580, 147086, 169940, 294172, 367715, 735430, 1470860, 2132747, 4265494, 8530988, 10663735, 21327470, 42654940]

約数ペア:

[(1, 42654940), (2, 21327470), (4, 10663735), (5, 8530988), (10, 4265494), (20, 2132747), (29, 1470860), (58, 735430), (116, 367715), (145, 294172), (251, 169940), (290, 147086), (293, 145580), (502, 84970), (580, 73543), (586, 72790), (1004, 42485), (1172, 36395), (1255, 33988), (1465, 29116), (2510, 16994), (2930, 14558), (5020, 8497), (5860, 7279)]