2253440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{503}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 3915520

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, 280, 320, 448, 503, 560, 640, 896, 1006, 1120, 2012, 2240, 2515, 3521, 4024, 4480, 5030, 7042, 8048, 10060, 14084, 16096, 17605, 20120, 28168, 32192, 35210, 40240, 56336, 64384, 70420, 80480, 112672, 140840, 160960, 225344, 281680, 321920, 450688, 563360, 1126720, 2253440]

約数ペア:

[(1, 2253440), (2, 1126720), (4, 563360), (5, 450688), (7, 321920), (8, 281680), (10, 225344), (14, 160960), (16, 140840), (20, 112672), (28, 80480), (32, 70420), (35, 64384), (40, 56336), (56, 40240), (64, 35210), (70, 32192), (80, 28168), (112, 20120), (128, 17605), (140, 16096), (160, 14084), (224, 10060), (280, 8048), (320, 7042), (448, 5030), (503, 4480), (560, 4024), (640, 3521), (896, 2515), (1006, 2240), (1120, 2012)]