1818455320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{243109}}^1$

素因数の和:243148

約数の個数: 64

約数和(自身を含む): 4726058400

約数和(自身を除く): 2907603080

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 243109, 486218, 972436, 1215545, 1944872, 2431090, 2674199, 4132853, 4862180, 5348398, 8265706, 9724360, 10696796, 13370995, 16531412, 20664265, 21393592, 26741990, 33062824, 41328530, 45461383, 53483980, 82657060, 90922766, 106967960, 165314120, 181845532, 227306915, 363691064, 454613830, 909227660, 1818455320]

約数ペア:

[(1, 1818455320), (2, 909227660), (4, 454613830), (5, 363691064), (8, 227306915), (10, 181845532), (11, 165314120), (17, 106967960), (20, 90922766), (22, 82657060), (34, 53483980), (40, 45461383), (44, 41328530), (55, 33062824), (68, 26741990), (85, 21393592), (88, 20664265), (110, 16531412), (136, 13370995), (170, 10696796), (187, 9724360), (220, 8265706), (340, 5348398), (374, 4862180), (440, 4132853), (680, 2674199), (748, 2431090), (935, 1944872), (1496, 1215545), (1870, 972436), (3740, 486218), (7480, 243109)]