19116675320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{25031}}^1$

素因数の和:25416

約数の個数: 64

約数和(自身を含む): 43859067840

約数和(自身を除く): 24742392520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 313, 488, 610, 626, 1220, 1252, 1565, 2440, 2504, 3130, 6260, 12520, 19093, 25031, 38186, 50062, 76372, 95465, 100124, 125155, 152744, 190930, 200248, 250310, 381860, 500620, 763720, 1001240, 1526891, 3053782, 6107564, 7634455, 7834703, 12215128, 15268910, 15669406, 30537820, 31338812, 39173515, 61075640, 62677624, 78347030, 156694060, 313388120, 477916883, 955833766, 1911667532, 2389584415, 3823335064, 4779168830, 9558337660, 19116675320]

約数ペア:

[(1, 19116675320), (2, 9558337660), (4, 4779168830), (5, 3823335064), (8, 2389584415), (10, 1911667532), (20, 955833766), (40, 477916883), (61, 313388120), (122, 156694060), (244, 78347030), (305, 62677624), (313, 61075640), (488, 39173515), (610, 31338812), (626, 30537820), (1220, 15669406), (1252, 15268910), (1565, 12215128), (2440, 7834703), (2504, 7634455), (3130, 6107564), (6260, 3053782), (12520, 1526891), (19093, 1001240), (25031, 763720), (38186, 500620), (50062, 381860), (76372, 250310), (95465, 200248), (100124, 190930), (125155, 152744)]