40196480

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 96904080

約数和(自身を除く): 56707600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 320, 347, 362, 640, 694, 724, 905, 1388, 1448, 1735, 1810, 2776, 2896, 3470, 3620, 5552, 5792, 6940, 7240, 11104, 11584, 13880, 14480, 22208, 23168, 27760, 28960, 44416, 55520, 57920, 62807, 111040, 115840, 125614, 222080, 251228, 314035, 502456, 628070, 1004912, 1256140, 2009824, 2512280, 4019648, 5024560, 8039296, 10049120, 20098240, 40196480]

約数ペア:

[(1, 40196480), (2, 20098240), (4, 10049120), (5, 8039296), (8, 5024560), (10, 4019648), (16, 2512280), (20, 2009824), (32, 1256140), (40, 1004912), (64, 628070), (80, 502456), (128, 314035), (160, 251228), (181, 222080), (320, 125614), (347, 115840), (362, 111040), (640, 62807), (694, 57920), (724, 55520), (905, 44416), (1388, 28960), (1448, 27760), (1735, 23168), (1810, 22208), (2776, 14480), (2896, 13880), (3470, 11584), (3620, 11104), (5552, 7240), (5792, 6940)]