403947380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{2377}}^1$

素因数の和:2708

約数の個数: 48

約数和(自身を含む): 880906320

約数和(自身を除く): 476958940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 293, 580, 586, 1172, 1465, 2377, 2930, 4754, 5860, 8497, 9508, 11885, 16994, 23770, 33988, 42485, 47540, 68933, 84970, 137866, 169940, 275732, 344665, 689330, 696461, 1378660, 1392922, 2785844, 3482305, 6964610, 13929220, 20197369, 40394738, 80789476, 100986845, 201973690, 403947380]

約数ペア:

[(1, 403947380), (2, 201973690), (4, 100986845), (5, 80789476), (10, 40394738), (20, 20197369), (29, 13929220), (58, 6964610), (116, 3482305), (145, 2785844), (290, 1392922), (293, 1378660), (580, 696461), (586, 689330), (1172, 344665), (1465, 275732), (2377, 169940), (2930, 137866), (4754, 84970), (5860, 68933), (8497, 47540), (9508, 42485), (11885, 33988), (16994, 23770)]