20146460080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{97571}}^1$

素因数の和:97702

約数の個数: 80

約数和(自身を含む): 49000658400

約数和(自身を除く): 28854198320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 89, 116, 145, 178, 232, 290, 356, 445, 464, 580, 712, 890, 1160, 1424, 1780, 2320, 2581, 3560, 5162, 7120, 10324, 12905, 20648, 25810, 41296, 51620, 97571, 103240, 195142, 206480, 390284, 487855, 780568, 975710, 1561136, 1951420, 2829559, 3902840, 5659118, 7805680, 8683819, 11318236, 14147795, 17367638, 22636472, 28295590, 34735276, 43419095, 45272944, 56591180, 69470552, 86838190, 113182360, 138941104, 173676380, 226364720, 251830751, 347352760, 503661502, 694705520, 1007323004, 1259153755, 2014646008, 2518307510, 4029292016, 5036615020, 10073230040, 20146460080]

約数ペア:

[(1, 20146460080), (2, 10073230040), (4, 5036615020), (5, 4029292016), (8, 2518307510), (10, 2014646008), (16, 1259153755), (20, 1007323004), (29, 694705520), (40, 503661502), (58, 347352760), (80, 251830751), (89, 226364720), (116, 173676380), (145, 138941104), (178, 113182360), (232, 86838190), (290, 69470552), (356, 56591180), (445, 45272944), (464, 43419095), (580, 34735276), (712, 28295590), (890, 22636472), (1160, 17367638), (1424, 14147795), (1780, 11318236), (2320, 8683819), (2581, 7805680), (3560, 5659118), (5162, 3902840), (7120, 2829559), (10324, 1951420), (12905, 1561136), (20648, 975710), (25810, 780568), (41296, 487855), (51620, 390284), (97571, 206480), (103240, 195142)]