20177085940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1\times {\mathrm{2243}}^1$

素因数の和:3613

約数の個数: 96

約数和(自身を含む): 47772426240

約数和(自身を除く): 27595340300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1319, 1364, 1705, 2243, 2638, 3410, 4486, 5276, 6595, 6820, 8972, 11215, 13190, 14509, 22430, 24673, 26380, 29018, 40889, 44860, 49346, 58036, 69533, 72545, 81778, 98692, 123365, 139066, 145090, 163556, 204445, 246730, 278132, 290180, 347665, 408890, 449779, 493460, 695330, 764863, 817780, 899558, 1390660, 1529726, 1799116, 2248895, 2958517, 3059452, 3824315, 4497790, 5917034, 7648630, 8995580, 11834068, 14792585, 15297260, 29585170, 32543687, 59170340, 65087374, 91714027, 130174748, 162718435, 183428054, 325436870, 366856108, 458570135, 650873740, 917140270, 1008854297, 1834280540, 2017708594, 4035417188, 5044271485, 10088542970, 20177085940]

約数ペア:

[(1, 20177085940), (2, 10088542970), (4, 5044271485), (5, 4035417188), (10, 2017708594), (11, 1834280540), (20, 1008854297), (22, 917140270), (31, 650873740), (44, 458570135), (55, 366856108), (62, 325436870), (110, 183428054), (124, 162718435), (155, 130174748), (220, 91714027), (310, 65087374), (341, 59170340), (620, 32543687), (682, 29585170), (1319, 15297260), (1364, 14792585), (1705, 11834068), (2243, 8995580), (2638, 7648630), (3410, 5917034), (4486, 4497790), (5276, 3824315), (6595, 3059452), (6820, 2958517), (8972, 2248895), (11215, 1799116), (13190, 1529726), (14509, 1390660), (22430, 899558), (24673, 817780), (26380, 764863), (29018, 695330), (40889, 493460), (44860, 449779), (49346, 408890), (58036, 347665), (69533, 290180), (72545, 278132), (81778, 246730), (98692, 204445), (123365, 163556), (139066, 145090)]