7121240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 18964800

約数和(自身を除く): 11843560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 877, 1015, 1160, 1624, 1754, 2030, 3508, 4060, 4385, 6139, 7016, 8120, 8770, 12278, 17540, 24556, 25433, 30695, 35080, 49112, 50866, 61390, 101732, 122780, 127165, 178031, 203464, 245560, 254330, 356062, 508660, 712124, 890155, 1017320, 1424248, 1780310, 3560620, 7121240]

約数ペア:

[(1, 7121240), (2, 3560620), (4, 1780310), (5, 1424248), (7, 1017320), (8, 890155), (10, 712124), (14, 508660), (20, 356062), (28, 254330), (29, 245560), (35, 203464), (40, 178031), (56, 127165), (58, 122780), (70, 101732), (116, 61390), (140, 50866), (145, 49112), (203, 35080), (232, 30695), (280, 25433), (290, 24556), (406, 17540), (580, 12278), (812, 8770), (877, 8120), (1015, 7016), (1160, 6139), (1624, 4385), (1754, 4060), (2030, 3508)]