142981120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13963}}^1$

素因数の和:13990

約数の個数: 48

約数和(自身を含む): 343095480

約数和(自身を除く): 200114360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 13963, 27926, 55852, 69815, 111704, 139630, 223408, 279260, 446816, 558520, 893632, 1117040, 1787264, 2234080, 3574528, 4468160, 7149056, 8936320, 14298112, 17872640, 28596224, 35745280, 71490560, 142981120]

約数ペア:

[(1, 142981120), (2, 71490560), (4, 35745280), (5, 28596224), (8, 17872640), (10, 14298112), (16, 8936320), (20, 7149056), (32, 4468160), (40, 3574528), (64, 2234080), (80, 1787264), (128, 1117040), (160, 893632), (256, 558520), (320, 446816), (512, 279260), (640, 223408), (1024, 139630), (1280, 111704), (2048, 69815), (2560, 55852), (5120, 27926), (10240, 13963)]