20080110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 50061888

約数和(自身を除く): 29981778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 73, 106, 146, 159, 173, 219, 265, 318, 346, 365, 438, 519, 530, 730, 795, 865, 1038, 1095, 1590, 1730, 2190, 2595, 3869, 5190, 7738, 9169, 11607, 12629, 18338, 19345, 23214, 25258, 27507, 37887, 38690, 45845, 55014, 58035, 63145, 75774, 91690, 116070, 126290, 137535, 189435, 275070, 378870, 669337, 1338674, 2008011, 3346685, 4016022, 6693370, 10040055, 20080110]

約数ペア:

[(1, 20080110), (2, 10040055), (3, 6693370), (5, 4016022), (6, 3346685), (10, 2008011), (15, 1338674), (30, 669337), (53, 378870), (73, 275070), (106, 189435), (146, 137535), (159, 126290), (173, 116070), (219, 91690), (265, 75774), (318, 63145), (346, 58035), (365, 55014), (438, 45845), (519, 38690), (530, 37887), (730, 27507), (795, 25258), (865, 23214), (1038, 19345), (1095, 18338), (1590, 12629), (1730, 11607), (2190, 9169), (2595, 7738), (3869, 5190)]