20172052030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{13309}}^1$

素因数の和:13549

約数の個数: 64

約数和(自身を含む): 39846945600

約数和(自身を除く): 19674893570

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 131, 178, 262, 445, 655, 890, 1157, 1310, 1703, 2314, 3406, 5785, 8515, 11570, 11659, 13309, 17030, 23318, 26618, 58295, 66545, 116590, 133090, 151567, 173017, 303134, 346034, 757835, 865085, 1184501, 1515670, 1730170, 1743479, 2369002, 3486958, 5922505, 8717395, 11845010, 15398513, 17434790, 22665227, 30797026, 45330454, 76992565, 113326135, 153985130, 155169631, 226652270, 310339262, 775848155, 1551696310, 2017205203, 4034410406, 10086026015, 20172052030]

約数ペア:

[(1, 20172052030), (2, 10086026015), (5, 4034410406), (10, 2017205203), (13, 1551696310), (26, 775848155), (65, 310339262), (89, 226652270), (130, 155169631), (131, 153985130), (178, 113326135), (262, 76992565), (445, 45330454), (655, 30797026), (890, 22665227), (1157, 17434790), (1310, 15398513), (1703, 11845010), (2314, 8717395), (3406, 5922505), (5785, 3486958), (8515, 2369002), (11570, 1743479), (11659, 1730170), (13309, 1515670), (17030, 1184501), (23318, 865085), (26618, 757835), (58295, 346034), (66545, 303134), (116590, 173017), (133090, 151567)]