4067840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{227}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 11195712

約数和(自身を除く): 7127872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 227, 256, 280, 320, 448, 454, 512, 560, 640, 896, 908, 1120, 1135, 1280, 1589, 1792, 1816, 2240, 2270, 2560, 3178, 3584, 3632, 4480, 4540, 6356, 7264, 7945, 8960, 9080, 12712, 14528, 15890, 17920, 18160, 25424, 29056, 31780, 36320, 50848, 58112, 63560, 72640, 101696, 116224, 127120, 145280, 203392, 254240, 290560, 406784, 508480, 581120, 813568, 1016960, 2033920, 4067840]

約数ペア:

[(1, 4067840), (2, 2033920), (4, 1016960), (5, 813568), (7, 581120), (8, 508480), (10, 406784), (14, 290560), (16, 254240), (20, 203392), (28, 145280), (32, 127120), (35, 116224), (40, 101696), (56, 72640), (64, 63560), (70, 58112), (80, 50848), (112, 36320), (128, 31780), (140, 29056), (160, 25424), (224, 18160), (227, 17920), (256, 15890), (280, 14528), (320, 12712), (448, 9080), (454, 8960), (512, 7945), (560, 7264), (640, 6356), (896, 4540), (908, 4480), (1120, 3632), (1135, 3584), (1280, 3178), (1589, 2560), (1792, 2270), (1816, 2240)]