20595330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 66562560

約数和(自身を除く): 45967230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 85, 90, 102, 105, 119, 126, 135, 153, 170, 189, 210, 238, 255, 270, 306, 315, 357, 378, 459, 510, 595, 630, 641, 714, 765, 918, 945, 1071, 1190, 1282, 1530, 1785, 1890, 1923, 2142, 2295, 3205, 3213, 3570, 3846, 4487, 4590, 5355, 5769, 6410, 6426, 8974, 9615, 10710, 10897, 11538, 13461, 16065, 17307, 19230, 21794, 22435, 26922, 28845, 32130, 32691, 34614, 40383, 44870, 54485, 57690, 65382, 67305, 76279, 80766, 86535, 98073, 108970, 121149, 134610, 152558, 163455, 173070, 196146, 201915, 228837, 242298, 294219, 326910, 381395, 403830, 457674, 490365, 588438, 605745, 686511, 762790, 980730, 1144185, 1211490, 1373022, 1471095, 2059533, 2288370, 2942190, 3432555, 4119066, 6865110, 10297665, 20595330]

約数ペア:

[(1, 20595330), (2, 10297665), (3, 6865110), (5, 4119066), (6, 3432555), (7, 2942190), (9, 2288370), (10, 2059533), (14, 1471095), (15, 1373022), (17, 1211490), (18, 1144185), (21, 980730), (27, 762790), (30, 686511), (34, 605745), (35, 588438), (42, 490365), (45, 457674), (51, 403830), (54, 381395), (63, 326910), (70, 294219), (85, 242298), (90, 228837), (102, 201915), (105, 196146), (119, 173070), (126, 163455), (135, 152558), (153, 134610), (170, 121149), (189, 108970), (210, 98073), (238, 86535), (255, 80766), (270, 76279), (306, 67305), (315, 65382), (357, 57690), (378, 54485), (459, 44870), (510, 40383), (595, 34614), (630, 32691), (641, 32130), (714, 28845), (765, 26922), (918, 22435), (945, 21794), (1071, 19230), (1190, 17307), (1282, 16065), (1530, 13461), (1785, 11538), (1890, 10897), (1923, 10710), (2142, 9615), (2295, 8974), (3205, 6426), (3213, 6410), (3570, 5769), (3846, 5355), (4487, 4590)]