20432320

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1037

約数の個数: 56

約数和(自身を含む): 49432464

約数和(自身を除く): 29000144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 953, 1072, 1340, 1906, 2144, 2680, 3812, 4288, 4765, 5360, 7624, 9530, 10720, 15248, 19060, 21440, 30496, 38120, 60992, 63851, 76240, 127702, 152480, 255404, 304960, 319255, 510808, 638510, 1021616, 1277020, 2043232, 2554040, 4086464, 5108080, 10216160, 20432320]

約数ペア:

[(1, 20432320), (2, 10216160), (4, 5108080), (5, 4086464), (8, 2554040), (10, 2043232), (16, 1277020), (20, 1021616), (32, 638510), (40, 510808), (64, 319255), (67, 304960), (80, 255404), (134, 152480), (160, 127702), (268, 76240), (320, 63851), (335, 60992), (536, 38120), (670, 30496), (953, 21440), (1072, 19060), (1340, 15248), (1906, 10720), (2144, 9530), (2680, 7624), (3812, 5360), (4288, 4765)]