2228360260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{12703}}^1$

素因数の和:12905

約数の個数: 72

約数和(自身を含む): 5474407680

約数和(自身を除く): 3246047420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 179, 196, 245, 358, 490, 716, 895, 980, 1253, 1790, 2506, 3580, 5012, 6265, 8771, 12530, 12703, 17542, 25060, 25406, 35084, 43855, 50812, 63515, 87710, 88921, 127030, 175420, 177842, 254060, 355684, 444605, 622447, 889210, 1244894, 1778420, 2273837, 2489788, 3112235, 4547674, 6224470, 9095348, 11369185, 12448940, 15916859, 22738370, 31833718, 45476740, 63667436, 79584295, 111418013, 159168590, 222836026, 318337180, 445672052, 557090065, 1114180130, 2228360260]

約数ペア:

[(1, 2228360260), (2, 1114180130), (4, 557090065), (5, 445672052), (7, 318337180), (10, 222836026), (14, 159168590), (20, 111418013), (28, 79584295), (35, 63667436), (49, 45476740), (70, 31833718), (98, 22738370), (140, 15916859), (179, 12448940), (196, 11369185), (245, 9095348), (358, 6224470), (490, 4547674), (716, 3112235), (895, 2489788), (980, 2273837), (1253, 1778420), (1790, 1244894), (2506, 889210), (3580, 622447), (5012, 444605), (6265, 355684), (8771, 254060), (12530, 177842), (12703, 175420), (17542, 127030), (25060, 88921), (25406, 87710), (35084, 63515), (43855, 50812)]