19834878720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5165333}}^1$

素因数の和:5165357

約数の個数: 72

約数和(自身を含む): 63347656176

約数和(自身を除く): 43512777456

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, 640, 768, 960, 1280, 1920, 3840, 5165333, 10330666, 15495999, 20661332, 25826665, 30991998, 41322664, 51653330, 61983996, 77479995, 82645328, 103306660, 123967992, 154959990, 165290656, 206613320, 247935984, 309919980, 330581312, 413226640, 495871968, 619839960, 661162624, 826453280, 991743936, 1239679920, 1322325248, 1652906560, 1983487872, 2479359840, 3305813120, 3966975744, 4958719680, 6611626240, 9917439360, 19834878720]

約数ペア:

[(1, 19834878720), (2, 9917439360), (3, 6611626240), (4, 4958719680), (5, 3966975744), (6, 3305813120), (8, 2479359840), (10, 1983487872), (12, 1652906560), (15, 1322325248), (16, 1239679920), (20, 991743936), (24, 826453280), (30, 661162624), (32, 619839960), (40, 495871968), (48, 413226640), (60, 330581312), (64, 309919980), (80, 247935984), (96, 206613320), (120, 165290656), (128, 154959990), (160, 123967992), (192, 103306660), (240, 82645328), (256, 77479995), (320, 61983996), (384, 51653330), (480, 41322664), (640, 30991998), (768, 25826665), (960, 20661332), (1280, 15495999), (1920, 10330666), (3840, 5165333)]