10238720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 25877040

約数和(自身を除く): 15638320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 421, 608, 640, 760, 842, 1216, 1280, 1520, 1684, 2105, 2432, 3040, 3368, 4210, 4864, 6080, 6736, 7999, 8420, 12160, 13472, 15998, 16840, 24320, 26944, 31996, 33680, 39995, 53888, 63992, 67360, 79990, 107776, 127984, 134720, 159980, 255968, 269440, 319960, 511936, 538880, 639920, 1023872, 1279840, 2047744, 2559680, 5119360, 10238720]

約数ペア:

[(1, 10238720), (2, 5119360), (4, 2559680), (5, 2047744), (8, 1279840), (10, 1023872), (16, 639920), (19, 538880), (20, 511936), (32, 319960), (38, 269440), (40, 255968), (64, 159980), (76, 134720), (80, 127984), (95, 107776), (128, 79990), (152, 67360), (160, 63992), (190, 53888), (256, 39995), (304, 33680), (320, 31996), (380, 26944), (421, 24320), (608, 16840), (640, 15998), (760, 13472), (842, 12160), (1216, 8420), (1280, 7999), (1520, 6736), (1684, 6080), (2105, 4864), (2432, 4210), (3040, 3368)]