42778480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18439}}^1$

素因数の和:18481

約数の個数: 40

約数和(自身を含む): 102895200

約数和(自身を除く): 60116720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 18439, 36878, 73756, 92195, 147512, 184390, 295024, 368780, 534731, 737560, 1069462, 1475120, 2138924, 2673655, 4277848, 5347310, 8555696, 10694620, 21389240, 42778480]

約数ペア:

[(1, 42778480), (2, 21389240), (4, 10694620), (5, 8555696), (8, 5347310), (10, 4277848), (16, 2673655), (20, 2138924), (29, 1475120), (40, 1069462), (58, 737560), (80, 534731), (116, 368780), (145, 295024), (232, 184390), (290, 147512), (464, 92195), (580, 73756), (1160, 36878), (2320, 18439)]