1225016320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21751}}^1$

素因数の和:21787

約数の個数: 88

約数和(自身を含む): 3205896768

約数和(自身を除く): 1980880448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2560, 2816, 3520, 5120, 5632, 7040, 11264, 14080, 21751, 28160, 43502, 56320, 87004, 108755, 174008, 217510, 239261, 348016, 435020, 478522, 696032, 870040, 957044, 1196305, 1392064, 1740080, 1914088, 2392610, 2784128, 3480160, 3828176, 4785220, 5568256, 6960320, 7656352, 9570440, 11136512, 13920640, 15312704, 19140880, 22273024, 27841280, 30625408, 38281760, 55682560, 61250816, 76563520, 111365120, 122501632, 153127040, 245003264, 306254080, 612508160, 1225016320]

約数ペア:

[(1, 1225016320), (2, 612508160), (4, 306254080), (5, 245003264), (8, 153127040), (10, 122501632), (11, 111365120), (16, 76563520), (20, 61250816), (22, 55682560), (32, 38281760), (40, 30625408), (44, 27841280), (55, 22273024), (64, 19140880), (80, 15312704), (88, 13920640), (110, 11136512), (128, 9570440), (160, 7656352), (176, 6960320), (220, 5568256), (256, 4785220), (320, 3828176), (352, 3480160), (440, 2784128), (512, 2392610), (640, 1914088), (704, 1740080), (880, 1392064), (1024, 1196305), (1280, 957044), (1408, 870040), (1760, 696032), (2560, 478522), (2816, 435020), (3520, 348016), (5120, 239261), (5632, 217510), (7040, 174008), (11264, 108755), (14080, 87004), (21751, 56320), (28160, 43502)]