2020295988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{9721}}^1$

素因数の和:10005

約数の個数: 72

約数和(自身を含む): 5350677696

約数和(自身を除く): 3330381708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 251, 276, 414, 502, 753, 828, 1004, 1506, 2259, 3012, 4518, 5773, 9036, 9721, 11546, 17319, 19442, 23092, 29163, 34638, 38884, 51957, 58326, 69276, 87489, 103914, 116652, 174978, 207828, 223583, 349956, 447166, 670749, 894332, 1341498, 2012247, 2439971, 2682996, 4024494, 4879942, 7319913, 8048988, 9759884, 14639826, 21959739, 29279652, 43919478, 56119333, 87838956, 112238666, 168357999, 224477332, 336715998, 505073997, 673431996, 1010147994, 2020295988]

約数ペア:

[(1, 2020295988), (2, 1010147994), (3, 673431996), (4, 505073997), (6, 336715998), (9, 224477332), (12, 168357999), (18, 112238666), (23, 87838956), (36, 56119333), (46, 43919478), (69, 29279652), (92, 21959739), (138, 14639826), (207, 9759884), (251, 8048988), (276, 7319913), (414, 4879942), (502, 4024494), (753, 2682996), (828, 2439971), (1004, 2012247), (1506, 1341498), (2259, 894332), (3012, 670749), (4518, 447166), (5773, 349956), (9036, 223583), (9721, 207828), (11546, 174978), (17319, 116652), (19442, 103914), (23092, 87489), (29163, 69276), (34638, 58326), (38884, 51957)]