2009780290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:1016

約数の個数: 128

約数和(自身を含む): 4658135040

約数和(自身を除く): 2648354750

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 103, 119, 133, 170, 190, 206, 238, 266, 323, 515, 595, 646, 665, 721, 863, 1030, 1190, 1330, 1442, 1615, 1726, 1751, 1957, 2261, 3230, 3502, 3605, 3914, 4315, 4522, 6041, 7210, 8630, 8755, 9785, 11305, 12082, 12257, 13699, 14671, 16397, 17510, 19570, 22610, 24514, 27398, 29342, 30205, 32794, 33269, 60410, 61285, 66538, 68495, 73355, 81985, 88889, 102697, 114779, 122570, 136990, 146710, 163970, 166345, 177778, 205394, 229558, 232883, 278749, 332690, 444445, 465766, 513485, 557498, 573895, 622223, 888890, 1026970, 1147790, 1164415, 1244446, 1393745, 1511113, 1688891, 1951243, 2328830, 2787490, 3022226, 3111115, 3377782, 3902486, 6222230, 7555565, 8444455, 9756215, 10577791, 11822237, 15111130, 16888910, 19512430, 21155582, 23644474, 28711147, 52888955, 57422294, 59111185, 105777910, 118222370, 143555735, 200978029, 287111470, 401956058, 1004890145, 2009780290]

約数ペア:

[(1, 2009780290), (2, 1004890145), (5, 401956058), (7, 287111470), (10, 200978029), (14, 143555735), (17, 118222370), (19, 105777910), (34, 59111185), (35, 57422294), (38, 52888955), (70, 28711147), (85, 23644474), (95, 21155582), (103, 19512430), (119, 16888910), (133, 15111130), (170, 11822237), (190, 10577791), (206, 9756215), (238, 8444455), (266, 7555565), (323, 6222230), (515, 3902486), (595, 3377782), (646, 3111115), (665, 3022226), (721, 2787490), (863, 2328830), (1030, 1951243), (1190, 1688891), (1330, 1511113), (1442, 1393745), (1615, 1244446), (1726, 1164415), (1751, 1147790), (1957, 1026970), (2261, 888890), (3230, 622223), (3502, 573895), (3605, 557498), (3914, 513485), (4315, 465766), (4522, 444445), (6041, 332690), (7210, 278749), (8630, 232883), (8755, 229558), (9785, 205394), (11305, 177778), (12082, 166345), (12257, 163970), (13699, 146710), (14671, 136990), (16397, 122570), (17510, 114779), (19570, 102697), (22610, 88889), (24514, 81985), (27398, 73355), (29342, 68495), (30205, 66538), (32794, 61285), (33269, 60410)]