1885539840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{245513}}^1$

素因数の和:245539

約数の個数: 80

約数和(自身を含む): 6027859728

約数和(自身を除く): 4142319888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 245513, 491026, 736539, 982052, 1227565, 1473078, 1964104, 2455130, 2946156, 3682695, 3928208, 4910260, 5892312, 7365390, 7856416, 9820520, 11784624, 14730780, 15712832, 19641040, 23569248, 29461560, 31425664, 39282080, 47138496, 58923120, 62851328, 78564160, 94276992, 117846240, 125702656, 157128320, 188553984, 235692480, 314256640, 377107968, 471384960, 628513280, 942769920, 1885539840]

約数ペア:

[(1, 1885539840), (2, 942769920), (3, 628513280), (4, 471384960), (5, 377107968), (6, 314256640), (8, 235692480), (10, 188553984), (12, 157128320), (15, 125702656), (16, 117846240), (20, 94276992), (24, 78564160), (30, 62851328), (32, 58923120), (40, 47138496), (48, 39282080), (60, 31425664), (64, 29461560), (80, 23569248), (96, 19641040), (120, 15712832), (128, 14730780), (160, 11784624), (192, 9820520), (240, 7856416), (256, 7365390), (320, 5892312), (384, 4910260), (480, 3928208), (512, 3682695), (640, 2946156), (768, 2455130), (960, 1964104), (1280, 1473078), (1536, 1227565), (1920, 982052), (2560, 736539), (3840, 491026), (7680, 245513)]