4138240

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 10264968

約数和(自身を除く): 6126728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 61, 64, 80, 106, 122, 128, 160, 212, 244, 256, 265, 305, 320, 424, 488, 530, 610, 640, 848, 976, 1060, 1220, 1280, 1696, 1952, 2120, 2440, 3233, 3392, 3904, 4240, 4880, 6466, 6784, 7808, 8480, 9760, 12932, 13568, 15616, 16165, 16960, 19520, 25864, 32330, 33920, 39040, 51728, 64660, 67840, 78080, 103456, 129320, 206912, 258640, 413824, 517280, 827648, 1034560, 2069120, 4138240]

約数ペア:

[(1, 4138240), (2, 2069120), (4, 1034560), (5, 827648), (8, 517280), (10, 413824), (16, 258640), (20, 206912), (32, 129320), (40, 103456), (53, 78080), (61, 67840), (64, 64660), (80, 51728), (106, 39040), (122, 33920), (128, 32330), (160, 25864), (212, 19520), (244, 16960), (256, 16165), (265, 15616), (305, 13568), (320, 12932), (424, 9760), (488, 8480), (530, 7808), (610, 6784), (640, 6466), (848, 4880), (976, 4240), (1060, 3904), (1220, 3392), (1280, 3233), (1696, 2440), (1952, 2120)]