8938240

素因数分解:

$2^8\times 5^1\times {\mathrm{6983}}^1$

素因数の和:7004

約数の個数: 36

約数和(自身を含む): 21412944

約数和(自身を除く): 12474704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 6983, 13966, 27932, 34915, 55864, 69830, 111728, 139660, 223456, 279320, 446912, 558640, 893824, 1117280, 1787648, 2234560, 4469120, 8938240]

約数ペア:

[(1, 8938240), (2, 4469120), (4, 2234560), (5, 1787648), (8, 1117280), (10, 893824), (16, 558640), (20, 446912), (32, 279320), (40, 223456), (64, 139660), (80, 111728), (128, 69830), (160, 55864), (256, 34915), (320, 27932), (640, 13966), (1280, 6983)]