40214440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 110315520

約数和(自身を除く): 70101080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 113, 124, 140, 155, 164, 205, 217, 226, 248, 280, 287, 310, 328, 410, 434, 452, 565, 574, 620, 791, 820, 868, 904, 1085, 1130, 1148, 1240, 1271, 1435, 1582, 1640, 1736, 2170, 2260, 2296, 2542, 2870, 3164, 3503, 3955, 4340, 4520, 4633, 5084, 5740, 6328, 6355, 7006, 7910, 8680, 8897, 9266, 10168, 11480, 12710, 14012, 15820, 17515, 17794, 18532, 23165, 24521, 25420, 28024, 31640, 32431, 35030, 35588, 37064, 44485, 46330, 49042, 50840, 64862, 70060, 71176, 88970, 92660, 98084, 122605, 129724, 140120, 143623, 162155, 177940, 185320, 196168, 245210, 259448, 287246, 324310, 355880, 490420, 574492, 648620, 718115, 980840, 1005361, 1148984, 1297240, 1436230, 2010722, 2872460, 4021444, 5026805, 5744920, 8042888, 10053610, 20107220, 40214440]

約数ペア:

[(1, 40214440), (2, 20107220), (4, 10053610), (5, 8042888), (7, 5744920), (8, 5026805), (10, 4021444), (14, 2872460), (20, 2010722), (28, 1436230), (31, 1297240), (35, 1148984), (40, 1005361), (41, 980840), (56, 718115), (62, 648620), (70, 574492), (82, 490420), (113, 355880), (124, 324310), (140, 287246), (155, 259448), (164, 245210), (205, 196168), (217, 185320), (226, 177940), (248, 162155), (280, 143623), (287, 140120), (310, 129724), (328, 122605), (410, 98084), (434, 92660), (452, 88970), (565, 71176), (574, 70060), (620, 64862), (791, 50840), (820, 49042), (868, 46330), (904, 44485), (1085, 37064), (1130, 35588), (1148, 35030), (1240, 32431), (1271, 31640), (1435, 28024), (1582, 25420), (1640, 24521), (1736, 23165), (2170, 18532), (2260, 17794), (2296, 17515), (2542, 15820), (2870, 14012), (3164, 12710), (3503, 11480), (3955, 10168), (4340, 9266), (4520, 8897), (4633, 8680), (5084, 7910), (5740, 7006), (6328, 6355)]