15646720

素因数分解:

$2^{14}\times 5^1\times {\mathrm{191}}^1$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 37747584

約数和(自身を除く): 22100864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 256, 320, 382, 512, 640, 764, 955, 1024, 1280, 1528, 1910, 2048, 2560, 3056, 3820, 4096, 5120, 6112, 7640, 8192, 10240, 12224, 15280, 16384, 20480, 24448, 30560, 40960, 48896, 61120, 81920, 97792, 122240, 195584, 244480, 391168, 488960, 782336, 977920, 1564672, 1955840, 3129344, 3911680, 7823360, 15646720]

約数ペア:

[(1, 15646720), (2, 7823360), (4, 3911680), (5, 3129344), (8, 1955840), (10, 1564672), (16, 977920), (20, 782336), (32, 488960), (40, 391168), (64, 244480), (80, 195584), (128, 122240), (160, 97792), (191, 81920), (256, 61120), (320, 48896), (382, 40960), (512, 30560), (640, 24448), (764, 20480), (955, 16384), (1024, 15280), (1280, 12224), (1528, 10240), (1910, 8192), (2048, 7640), (2560, 6112), (3056, 5120), (3820, 4096)]