20170662740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{8501}}^1$

素因数の和:8673

約数の個数: 96

約数和(自身を含む): 45249684480

約数和(自身を除く): 25079021740

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 89, 124, 155, 172, 178, 215, 310, 356, 430, 445, 620, 860, 890, 1333, 1780, 2666, 2759, 3827, 5332, 5518, 6665, 7654, 8501, 11036, 13330, 13795, 15308, 17002, 19135, 26660, 27590, 34004, 38270, 42505, 55180, 76540, 85010, 118637, 170020, 237274, 263531, 365543, 474548, 527062, 593185, 731086, 756589, 1054124, 1186370, 1317655, 1462172, 1513178, 1827715, 2372740, 2635310, 3026356, 3655430, 3782945, 5270620, 7310860, 7565890, 11331833, 15131780, 22663666, 23454259, 32533327, 45327332, 46908518, 56659165, 65066654, 93817036, 113318330, 117271295, 130133308, 162666635, 226636660, 234542590, 325333270, 469085180, 650666540, 1008533137, 2017066274, 4034132548, 5042665685, 10085331370, 20170662740]

約数ペア:

[(1, 20170662740), (2, 10085331370), (4, 5042665685), (5, 4034132548), (10, 2017066274), (20, 1008533137), (31, 650666540), (43, 469085180), (62, 325333270), (86, 234542590), (89, 226636660), (124, 162666635), (155, 130133308), (172, 117271295), (178, 113318330), (215, 93817036), (310, 65066654), (356, 56659165), (430, 46908518), (445, 45327332), (620, 32533327), (860, 23454259), (890, 22663666), (1333, 15131780), (1780, 11331833), (2666, 7565890), (2759, 7310860), (3827, 5270620), (5332, 3782945), (5518, 3655430), (6665, 3026356), (7654, 2635310), (8501, 2372740), (11036, 1827715), (13330, 1513178), (13795, 1462172), (15308, 1317655), (17002, 1186370), (19135, 1054124), (26660, 756589), (27590, 731086), (34004, 593185), (38270, 527062), (42505, 474548), (55180, 365543), (76540, 263531), (85010, 237274), (118637, 170020)]